01/24/23

Identify the percent rate of change.
y=4(0.8)^t
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01/23/23

Find the inverse function
f(x)=(x-3)2For x ≤ 3, f(x) is one-to-one such that f −1(y) = ______ with y ≥ 0
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01/18/23

maththat isgood
A store buys 14 sweaters for $84 and sells them for $504. How much profit does the store make per sweater?
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12/11/22

College algebra help
Write an equation for the quadratic function whose graph has a y-intercept at y = 40 and x-intercepts at x = 5 and x = −4.
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12/09/22

Find the break-even point

A coffee bean importer is analyzing his business finances. Given the cost equation of y=0.77x+74,580 and the revenue equation of y=1.9x, find the break-even point for him to import coffee (answer... more
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12/08/22

calc homework help
The length of a rectangle is increasing at a rate of 3 cm/s and its width is increasing at a rate of 9 cm/s. When the length is 9 cm and the width is 4 cm, how fast is the area of the rectangle... more
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12/08/22

line AB and line CD are parallel, perpendicular, or neither. A(-6,-9), B(8,19), C(0,-4), D(2,0) Responses
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12/07/22

412 students with assigned to diff. homerooms.There are 28 students in the smallest homeroom and the remaining 12 homerooms have the same number of students.Howmanystudents are ineachoftheremaining12?
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12/07/22

Rewrite the complex number
Rewrite the complex number 6e2i in standard form ( a+bi ) round to four decimal places. Am I going nuts I thought Euler's had to be in radians when I solve the question on my own 6e2i = 6 [ cos(2)... more
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12/07/22

When solving radical equations if the check results in an imaginary number is the solution extraneous?
(-4x+17)1/2 = (28-5x)1/2x=11Check: (-27)1/2 = (-27)1/2Since the square root of -27 is imaginary is the solution extraneous even though both sides equal each other?
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12/07/22

Evaluate the indefinite integral.
Evaluate the indefinite integral.∫6 / (t+3)^5 dt  + CHaving trouble learning this one
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12/07/22

Indefinite Integral
Consider the indefinite integral ∫x4(x5+5)5 dx:This can be transformed into a basic integral by lettingu=    anddu= dx  Performing the substitution yields the integral∫ du  
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12/05/22

math inequalities
write the word sentence as an inequality.a number h divided by 2 is more than -5
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12/05/22

A linear spring is stretched length of 5.0 cm with mass m=.2kg. Calculate:
a) Spring constant k, Angular frequency b)Frequency f, and period T
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12/04/22

Scarlett selects a card at random from a deck that contains 18 red, 12 yellow, and 20 blue cards. What is the probability that she does not select a red card?
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12/03/22

Suppose all the counting numbers are arranged in columns A - G. Under what letter/column will the number 1,000 appear?
The common difference is 7 and the beginning number is 1. You want to find where 1,000 will be in columns A - G.
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12/03/22

Gina puts $ 4500 into an account earning 7.5% interest compounded continuously. How long will it take for the amount in the account to grow to $ 5150?
Gina puts $ 4500 into an account earning 7.5% interest compounded continuously. How long will it take for the amount in the account to grow to $ 5150?Time in years =
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12/02/22

Consider the function... If inflation is highest at 4.8% and lowest at 1.3%, what is c?
Inflation rises and falls in a cyclical manner. Consider the model  where f(x) represents the change in inflation over time, given by x. If inflation is highest at 4.8% and lowest at 1.3%, what is... more
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11/26/22

Precalc : Find the smallest positive solution of sin2xcos3x = 1-sin3xcos2x
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11/25/22

Why are the answers for x^18=10^18 and x^21=10^21 different?
Why are the answers for x^18=10^18 and x^21=10^21 different?When I put both equations in a mathsolver website:for x^18=10^18, i get x=10 and x=-10for x^21=10^21, i get only x=10does anyone know why?
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11/23/22

Investing Math Problem
Miguel decided to invest some of his money in an account gaining 3% interest compounded semiannually. He ultimately would like to purchase a $60,000 car.a. How much would he have to invest... more
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11/23/22

Find the common difference of the arithmetic sequence: { 8 , 5 , 2 , − 1 , − 4 , ... }
Find the common difference of the arithmetic sequence: {8,5,2,−1,−4,...}d=
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11/23/22

A a population shrinks from its initial level of 27,000 at a continuous decay rate of 6.9% per year By what percent does the population shrink each year?
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11/22/22

Identify the focus, directrix, and axis of symmetry of 9x= y^2
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11/20/22

A parabola can be drawn given a focus of ( − 6 , 5 ) and a directrix of y = 9. What can be said about the parabola?
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