1,084 Answered Questions for the topic ACT Math

10/24/19

Please Help! Quadratic Work!
Solve for x where 0 ≤ x ≤ 2pi.cot^2 x + 2 cot x +1 = 0.
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10/23/19

Trig Question Help Really Needed
Solve for x where 0 < x < pi/2.4sqrt(3) csc x -4 - 3 csc^2 x = 0
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10/23/19

quadratic equation help in my trig class needed
solve for x where pi ≤ x ≤ 2pi.tan^2 x + 2sqrt(3) tan x + 3 = 0.
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10/23/19

Trig Question! Thank you in advance!

Solve for x where pi ≤ x ≤ 2pi.sin^2 x - cos^2 x / cos^2 x = 0
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10/23/19

Quadratic Equation! Please Help!
Solve for x where 0 ≤ x ≤ pi.sec^2 x + 3 sec + 2 = 0.(the answers should be given as fractions, from least to greatest)
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10/23/19

Please Help! (Quadratics)
The problem says to solve for x where 0 ≤ x ≤ 2pi.cot^2 x + 2 cot x + 1=0. It also says that the answers should be given as fractions?
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10/22/19

Please Help!!! I'm not sure how to solve this.

how would i solve this equation for x where pi ≤ x ≤ 2pi? sin^2x-cos^2x ÷ cos^2x=0. it says that the answers should be entered as fractions. i know the steps but i can't figure out where i am going... more
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10/20/19

Polynomial Inequality Equation
x2 + 4x + 4 ≥ 9 2x3 + 13x2 - 8x ≥ 52
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10/17/19

find integers a, b, c, d, such that:
..............................(a+bi)(c+di)=(3+36i)
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10/16/19

credit card APR
Assume that you have a balance of $4000 on your Discover credit card and that you make no more charges. Assume that Discover charges 27% APR and that each month you make only the minimum payment... more
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10/16/19

Math homework APR
Assume that you have a balance of $4500 on your Discover credit card and that you make no more charges. Assume that Discover charges 27% APR and that each month you make only the minimum payment... more
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10/13/19

Polynomial Equation Help
Solve each polynomial equation by factoring: 5x3 + 10x2 + 5x = 0 x3+ 2x2 - 9x - 18 = 0
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Act Math Math Physics Sat Math

10/07/19

PHYSICS - A foreign automobile manufacturer claims that its sports car will accelerate from rest to a speed

A foreign automobile manufacturer claims that its sports car will accelerate from rest to a speed of 45.5 m/s in 7.35 s.(a)Determine the magnitude of the average acceleration of the car (in... more
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Act Math

10/03/19

Need Help On This.
Sam decides to rent a car for one day during a vacation. The rental car company charges a $50 fee for the day as well as $0.40 per mile driven. Sam wants to model a function for the total cost for... more
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Act Math

10/02/19

how do you find the diameter when you have the lengths of the radius A(-1,3) B(2,2)
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Act Math

09/30/19

What amount of a 65% acid solution must be mixed with a 25% solution to produce 600 mL of a 55% solution?
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Act Math

09/30/19

What amount of pure acid must be added to 200 mL of a 30% acid solution to produce a 65% acid solution?
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09/26/19

What is the length and width of the original sheet?
Erin will make several open top boxes from rectangular pieces of cardboard 3 inches longer than they are wide. She will make them by cutting squares 6 inches on a side from each corner, folding up... more
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Act Math

09/25/19

what is the answer to the queshtion 5c+4+c+2
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09/23/19

Vertical Translation
Find an equation for a sine function having an amplitude of 3, period of 4pi, horizontal shift of 2pi to the left, and a vertical shift of 1.
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09/23/19

Vertical Translations
Find a cosine equation having the following characteristics:amplitude= 2period= 8pihorizontal shift= 4pivertical shift= -2Thank you in advance!
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09/23/19

Vertical Translations!
Find an equation for a cosine function having an amplitude of 2, a period of 2pi, horizontal shift of pi/2 to the right, and a vertical shift of -5.
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09/23/19

What is the rank of this matrix?
What is the rank of this matrix? 1 -1-1 1/2
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09/21/19

Vertical Translations!
A sine function has an amplitude of √2, period of 8pi, horizontal shift of pi, and a vertical shift of 1.What is the y-value of the positive function at x=4pi?
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09/21/19

Vertical Translations! Need Help Quickly. I have a test tomorrow and I still can't figure out how to do these.

Find a cosine equation having the following characteristics:amplitude= 5period= 2pi/3horizontal shift= -pi/6vertical shift= 2Please explain how you figured out how to solve the problem! Thank you... more
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