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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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ere are 1000 mosquitoes initially and 1800 after 1 day, what is the size of the colony after 3 days? How long is it until there are 10,000 mosquitoes?...
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8. Use Greens Theorem to evaluate the line integral positively oriented square with vertices (1, 1). (10p) 9. (a) What does it mean that F Is
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Two cards are drawn at random from a standard 52 card deck without replacement. Find the probability that the second card drawn is a spade, given...
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A retail outlet is offered a discount of 2 1/2% for payment in cash for an invoice of $840. If it accepted the offer, how much was the cash payment?
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A company's bad debt is $7875 which is 2 1/2% of sales. What were the company's sales?
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A truck requires 9 litres of gasoline for 72 kilometers.
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Find the unknown term in the following proportions- n: 9=28:63 and 3/4:t= 5/8:
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In $\triangle PQR$, we have $\angle P = 30^\circ$, $\angle RQP = 60^\circ$, and $\angle R=90^\circ$. Point $X$ is on $\overline{PR}$ such that $\overline{QX}$ bisects $\angle PQR$. If $PQ = 12$, then
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Ellie wants to give her granddaughter a present of $500 saved in a bank account. If Ellie puts $350 in the account which earns an 8% annual interest rate, how long must she wait before the account is
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Population in a country is growing at 2% per year. 10,184,000 people lived there in 1999, how many people will there be in 2002?
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A box with a square base has length plus girth of 108 in. (Girth is the distance quot;aroundquot; the box.) What is the length of the box if its
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In the rhombus ABCD, DAE = 30 degrees. Which is ABC?
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Suppose that you work at the Peacock Blue store for 40 hours over 5 days at a rate of $9.75/hour. You then quit your job. Deductions are FICA (7.65%), federal withholding (12%), and state withholding
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Given z = 3 + 5i and w = -5 + i, evaluate z - w. Evaluate |x| + |y| given that x = -6 and y = 3.
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Write the expression (3 - 4i) + (5 + 9i) in the standard form a + bi.
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down 1. 15x - 11y = 278 7x - 8y = 81 Answer: ( ____ , ? ) down 2. 3x - 10y = 347 3x + y = -38 Answer: ( ?
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whats (x2 +2x +7) + (4x2+x-3) use a vertical format to add or subtract
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graph with full details pi= 8/ 2+5sinx, (2 vertials, center, 2 foci, 2 direction, a,b,c)
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An automobile model is known to sustain no visible damage 25% of the time in 10-mph crash tests. a modified bumper design has been proposed in an effort to increase this percentage. let p denote the p
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Why did i get charged when i emailed to cancel weeks ago? Now what am i going to do about this months overdraft fee?
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An adult female lion requires about 6kg of meat per day and has a gut capacity of about 30kg;which means that, with a full gut at the end of the day,...
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A certain transverse wave is described by y(x,t)=bcos[2π(xl−tτ)], where b = 6.80 mm , l = 30.0 cm , and τ = 3.90×10−2 s .
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17. Let f (x) = 16x 3 + x 3 . Where is f (x) increasing, decreasing, concave up, and concave down?
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