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The half-life of a certain compound, phosphorus-32, is about 14 days. Initially, there are 6.6g (in grams) of this compound.
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At a local community college it cost $600 to enroll in a morning section of and algebra course. Suppose the variable n stands for the number of...
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It takes zach 15 minutes to walk 7 1/2 blocks to the swimming pool. At theis rate, how many blocks can he walk in one minute? Circle the letter of the correct answer. A. 1/5 blocks. B. 1/2 blocks. C.
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ells to increase to a population of 1 million? (c) If the initial cell population were 1000, how long would it take for the colony to reach 1 million?...
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How many adult and childrens tickets were sold if adult tickets went for $7.50 and childrens tickets sold for $4.50?
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Find the volume of the solid bounded by the paraboloid z= 7-6x^2-6y^2 and the plane z=1.
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evaluate integral (c) x^2y^3 ds, where C is the line segment from (-1,0) to (1,1). Can you explain this question step by step throughly I'm very...
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I need help with all the questions from this file.
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A 3000-lb wrecking ball hangs from a 40-ft cable of density 10 lb/ft attached to a crane. Calculate the work done if the crane lifts the ball from
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Determine the value of x2 for 14 degrees of freedom and an area of .10 in the left tail of the chi-square distribution curve. What is the value of chi-square? Round to three decimal places
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Why use f(x) notations You may ask WHY use f(x) and g(x), etc. and not just use y = notations. Suppose we look at the Smith family: Smith, Mr.
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At a school on Friday,3 out of every 4 students were wearing jeans.There were 600 students at school on Friday.How many of the students were wearing jeans?
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Solve the triangle with the given , angle B parts: angle C , and side AB . What is the measure of angle A?
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Proposed 3-unit Intermediate Algebra (Math 18) course to serve as prerequisite to Math 21 and 52 Proposed changes to current 5-unit Intermediate
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10. What is the relationship between a Taylor [polynomial/series] and a MacLaurin [polynomial/series]?
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ng mass 2520 kilograms takes 123 seconds for its blood to circulate, how long will it take for the blood of a lion with body mass 180 kg to circulate?...
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23 where x represents the number of years since 1974 and f (x) represents the amount of cholesterol consumed each day per person. How many milligrams...
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is f(x) = 2229 ⋅ 0.9909x an exponential growth or exponential decay function? What is the constant percentage rate of growth or decay?
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5. a) If an antiderivative of f (x) is sin x X sin x + 1, what was f (x)?
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A glass tank to be used as an aquarium is 3ft long and has square ends of width 1 ft. If the tank is filled with water, find the force exerted by the...
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A function, f, passes through the points (1,1), (2,7) and (3,25). A function, g, passes through the points (1,36), (2,43) and (3,50). Select the correct answer. As the value of x increases, the value
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Ravi rented a truck for one day. There was a base fee of , and there was an additional charge of cents for each mile driven. Ravi had to pay when he...
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A vertical cylindrical tank of diameter 3 ft and height 6 ft is half full of water.
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Find the intervals where the following function is positive and negative. Enter your answer using interval notation.
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The chart shows Maria's workout schedule. Today she worked out with weights and then had a long run. When is the next time Maria will do both workouts on the same day?
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Gabriela bought a new pair of glasses at the store when they were having a 30%, percent off sale. If the regular price of the pair of glasses was $72, how much did Gabriela pay with the discount?
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Determine whether quantities vary directly or inversely and find the constant of variation. An employee earns $175 for 15 hours work. Assuming he is paid by the hour, how much will this employee earn
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Lani opened a savings account with $450. She saves $225 per month. Which equation shows how much money Lani has in her account after m months? Select yes or no A y = -450/225 m B y = 450m + 225m C y =
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To use the HL Theorem to prove two triangles are congruent, the triangles must be right triangles. Which other conditions must also be met?. . A.The triangles have congruent hypotenuses and two pairs
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You are building an in-ground pool in the shape of a cube. You dig a hole with a volume of exactly 145 cubic feet. Which expression tells exactly how deep the pool will be?
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At Redbox mike rents 2 DVD's and 3 games for total of $15.50. At the same time John rents 3 DVD's and 1 game for a total of $12.05. write a system of equations that represents this scenario. Clearly i
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If (X, d) is any metric space, show that another metric on X is defined by c(x y)= d(x,y) /1+d(x,y) and X is bounded in the metric c.
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A farmer can purchase two types of fertilizer. A 50-lb bag of Crescent fertilizer has 5 units of nitrogen, 15 units of phosphorous, and 5 units of...
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Supervisor a earns a flat rate of $25 per hour, while supervisor b earns $20 per hour for the first 30 hours and then 50% more for each additional hour within a work week. if both supervisors worked t
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The slope is calculated using the formula m=y2-y1 over x2-x1 The slope of both lines is equivelant to blank. it is given that the lines are parrellel and we calculated that the slopes are the same. Th
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What is the equation of the line that is perpendicular to and has the same y intercept as the given line?
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Autumn is thinking about buying a car for $38,000. The table below shows the projected value of two different cars for three years. Number of years 1 2 3 Car 1 (value in dollars) 32,000 26,000 20,000
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The equation of a line is y = 1.5x − 2. What are its slope and y-intercept? A. slope = 1.5 and y-intercept = -2 B. slope = 1.5 and y-intercept = 2 C. slope = 2 and y-intercept = 1.5 D. slope = -2 an
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An independent home builder's annual profit, in thousands of dollars, can be modeled by the function p(x)=5.152x^3 -143x^2+1102x-1673, where x is the number of houses built in a year. his company can
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An SUV is traveling at a speed of 18 m/s.if the SUV had a mass of 1,550kg, what force must be applied to stop it in 8seconds?
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T-shirt= 50 quantity= price $392.50 Sweater= 25 quantity=$440.25 Indira can order T-shirts and sweaters at the prices and quantities shown above.By how much does the price of one sweater exceed the pr
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The measure of <1 =4×° ,the measure of<2=y°, and the measure of <3=84°. Find the value of Each variable
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I have a practice questions that reads, quot; Determine for what values of X there are no points on the graphquot;. y = ( sq.
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Four numbers have a sum of 9900. The second exceeds the first by 1/7 of the first. The third exceeds the sum of the first two by 300. The fourth...
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The length of a rectangle is a two-digit number with identical digits (aa). The width is 1/10 of the length. The perimeter is 2 times the area of the...
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Sales in May increased 16 2/3% over April sales. IF may sales amounted to $24 535, what were April sales?
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How many Canadian Dollars can you buy for US$750 if one Canadian dollar is worth US$0.
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It costs Betty $1.50 to produce each bagel and $9000 per month in fixed costs. (a) Find the linear equation for total monthly cost, C, in terms of x,...
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In ΔABC, m∠ABC = 40°, BL is the angle bisector of ∠B with point L∈ AC . Point M ∈ AB so that LM ⊥ AB and N ∈ BC so that LN ⊥ BC
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A particular new car model is available with five choices of color, three choices of transmission, four types of interior, and two types of engines....
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