Math Homework Answers & Questions Page 298

• {x1[n]}={1 1 1 0 0 0 1 1} {x2[n]}={1 1 1 0 0 0 -1 -1} {x3[n]}={0 1 1 0 0 0 1} Which sequences have a real-valued 8-point DFT ?

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• Identify the surface with the given vector equation. r(u, v) = (u + v) i + (2 − v) j + (3 + 2u + 4v) k

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• Find the area of the part of the plane with vector equation r(u, v) = 2 + v, u − 5v, 3 − 2u + v that is given by 0 ≤ u ≤ 1, 0 ≤ v ≤ 1.

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• How is solving for a specified variable in a formula similar to finding a solution for an equation or inequality? How is it different?

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• Among nine presidential candidates at a debate, there are Republicans and six are Democrats. Q: How many lineups by party are possible if each

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• Which of the following numbers is farthest from the number 1 on the number line?

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• Which example below provides a complete scientific description of an object in motion? A) The marble changed position quickly. B) The car traveled north. C) The marble moved 30cm north in 6 seconds. D

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• Amy is making a cookie recipe which uses 3/4 a teaspoon of sugar per batch. She wants to make 5 batches. How many teaspoons of sugar will she use?

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• The sum of two numbers is 83. If twice the smaller amount is subtracted from the larger number, the result is 17. Find the two numbers. Smaller...

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• If a rock is thrown upward on the planet Mars with a velocity of 15 m/s, its height in meters t seconds later is given by y = 15t 1. (Round your...

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• If 15 is the fifth number in a series of 5 consecutive odd number, what is the third number in the series?

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• Your goal is to construct a rectangular box with a top on it that has the smallest possible surface area in which a football and a basketball, both fully inflated, will just fit into at the same time.

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• Shanta got 215 marks in an examination. if she had got 10 marks more, she would have scored 60% of the total marks. What are the maximum marks for the examination?

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• Malachi took cans to the recycling plant and put them into the can-crusher one at a time. After he had already crushed some of the cans, he started recording the number of cans he crushed per minute.

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• Against the wind a commercial airline in South America flew 896 miles in 4 hours. With a tailwind the return trip took 3.5 hours. What was the speed

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• The population of a village was 75,000 in 2000. In 2010 the population became 93,000. What is the increase percentage during these 10 years

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• : An employment agency specializing in temporary construction help pays heavy equipment operators $129 per day and general laborers $95 per day. If

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• A cylinder is inscribed in a right circular cone of height 2 and radius (at the base) equal to 5.5. What are the dimensions of such a cylinder which

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• x =[3; 4; 5], b =[2; 1; 7] A =[2 1 3 ;8 1 2; 7 2 4]. Part (c) Project x onto X, where X = {kxk 1}, X = {0 x b}, and X = {Ax = b}.

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• X= Solve the equation with rational exponents: (???? ^2 ????

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• Calculus 2. when should I use the ratio test for a geometric series vs when I should use the root test?

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• There are 4 kinds of road signs in a town. The number of each kind is shown. What’s the ratio of the number of school signs to the number of stop signs?

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• You mine 370000 m^3 of ore every hour. There are several types of ore you can mine. They each have different values and each have different volumes. For one type of ore, the volume per unit is .1 m^3

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• Find the smallest distinct positive numbers that provide a counterexample to show the statement is false. The sum of any two different odd numbers is...

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• It takes 24 feet of fence to surround a square piece of land in Linda’s backyard. Linda wants to plant flowers everywhere but on the diagonal sidewalk (shaded in the diagram below). Note that there

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• Mariana tried to drink a slushy as fast as she could. She drank the slushy at a rate of 4 . 5 4.54, point, 5 milliliters per second. After 1 7 1717 seconds, 1 4 8 . 5 148.5148, point, 5 milliliters

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• There are 2 miners in a mine. Miner 1 mines 19,687 m of ore in one hour. Miner 2 mines 19,687 m of ore in 51 minutes. Find out how much ore Miner 2 mines in 1 hour.

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• Stacey is a waitress and works 30 hours per week she is paid at a regular hourly rate in addition to any tips that she might receive.

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• The elevation of city A is 96 feet below sea level; the elevation of city C is 24 feet below sea level. The elevation of city D is 1 over 4 of the elevation of city C. Part A: Write an expression to r

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• The Pretty Pizza Company wants to open a new pizza place either on the north side of town or the south side of town. They want to open the pizza place where the ratio of pizza places per person is les

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• If an open box has a square base and a volume of 107 in.3 and is constructed from a tin sheet, find the dimensions of the box, assuming a minimum...

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• M(n N), then if the coecient matrix is row reduced to reduced rowechelon form which is just the identity matrix In , a unique solution to the system...

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• Please Show the Steps for better learning. 1) Write sin (60t + pi/4) as Re [cos (60t + ?)] . 2) What if no edge exiting from a corner makes a

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• When she first purchased it, Soledad’s computer had 400 GB of hard drive space. After six months, there were only 282 GB available. Enter and solve an equation to find the amount of hard drive space

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• Three playing cards from an ordinary deck of 52 cards lie face down in a row. There is a queen on the right of a jack. There is a queen on the left...

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• The dimensions of a conical funnel are shown below: A conical funnel is shown with the height of the cone as 4 inches and the radius of the base as 3 inches. Lolita closes the nozzle of the funnel and

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• The perimeter of a rectangle is 34 inches. If the length of the rectangle is 10 inches, which equation could be used to find the width, x?

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• Find two points on the line of intersection of the three planes t=0 and z=0 and x+y+z=t=1 in four-dimensional space.

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• Nick can throw a baseball three more than 4 times the number of feet, f, that Jeff can throw the baseball.

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• i need an essay on how to succeed in doing maths for any math student

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• Please help me!! Will get brainliest! d. Use intersect on a graphing calculator to predict when the consumption of product A will equal that of product B. The consumption of product A will equal that

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• Please help! Will get brainliest! Must use a graphing calculator! The table lists the number of fixed telephone lines and cell phone subscriptions per 100 people. Use this information to complete part

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• Which graph shows a dilation? https://media.edgenuity.com/evresources/8101/8101-06/8101-06-02/8101-06-02-assessment/8101-06-02-18-image4.png

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• Please help!!will get brainliest!! A person plans to invest four times as much in an account at 4.9% interest as in an account at 1.7% interest. How much should the person invest in each account to ea

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• Rachel types 16 words in 3 minutes. Rachel types at a constant rate. How many words does Rachel type per minute?

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• Complete parts (a) and (b) below The number of dogs per household in a small town Dogs 0 1 2 3 4 5 Probability 0.649 0.0218 0.087 0.027 0.013 0.006 (a) find the mean variance and standerd deviation of

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• A regular square pyramid has base edge b , height h , and slant height l . Three expressions give the surface area, A , of this pyramid. Which expression does NOT?

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• Which statement proves that the diagonals of square PQRS are perpendicular bisectors of each other? The length of SP, PQ, RQ, and SR are each 5. The slope of SP and RQ is and the slope of SR and PQ is

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• Assume that when adults with smartphones are randomly selected, 35% use them in meeting or classes. if 7 adults smartphones users are randomly selected, find the probability that exactly 4 of them use

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• Assume that when adults with smartphones are randomly​ selected, 35​% use them in meetings or classes. If 7 adult smartphone users are randomly​ selected, find the probability that exactly 4 of

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