1,084 Answered Questions for the topic ACT Math

01/12/21

Trigonometry Question
Suppose you are looking at Taipei 101 (a tall building in Taipei, Taiwan) which has a height of about 509 meters. From where you are, you estimate the angle of elevation to the top of this building... more
Follows • 1
Expert Answers •1

01/12/21

Trigonometry Question
Suppose you are looking at Taipei 101 (a tall building in Taipei, Taiwan) which has a height of about 509 meters. From where you are, you estimate the angle of elevation to the top of this building... more
Follows • 1
Expert Answers •3
Act Math Math Sat Math

01/12/21

Write the expression as a polynomial: (5-2a+a²)(4a²-3a-1)
Write the expression as a polynomial: (5-2a+a²)(4a²-3a-1)
Follows • 1
Expert Answers •1

01/10/21

for the given polynomial: b(x)=6x^4-23x^3+x^2+5x-1
find the maximum possible numbers of the positive and the negative roots find all the integer roots find the non- integer real roots find the complex roots
Follows • 1
Expert Answers •2

01/10/21

descartes rule of signs to determine the possible number of positive and negative real zeros of: p(x)=-x^4+3x^3+2x^2-10x+12
Follows • 1
Expert Answers •1

01/10/21

descartes rule of signs to determine the possible number of positive and negative real zeros of: p(x)=x^4-40x+39
Follows • 1
Expert Answers •1

01/10/21

descartes rule of signs to determine the possible number of positive and negative real zeros of: p(x)=x^5-x^4+x^3-x^2+x-5
Follows • 1
Expert Answers •1

01/08/21

I need to pass mathhh please help
Laura deposits $8000 into an account that pays Simple interest at a rate of 2% per year. How much interest will she be paid in the first six years
Follows • 0
Expert Answers •1

01/05/21

i need some help with math
I have a box of M&M bags. Each bag contains 25 M&Ms and are 20% red, 20% brown, 16% yellow, 16% blue, 16% orange, and 12% green.Jenna needs to collect green M&Ms for a special... more
Follows • 2
Expert Answers •1
Act Math

01/01/21

Can you help me find the average of the new list of numbers?
The Average of a list of 4 numbers is 90.0. A new list of 4 numbers has the same first 3 numbers as the original list, but the fourth number in the original list is 80, and the fourth number in the... more
Follows • 1
Expert Answers •2

12/13/20

Coordinate Geometry Question

The points A(3, −5) and H(9, −3) are the endpoints of the line segment AH.The point D is the midpoint of the line segment AH.Find the length of AD.Give your answer correct to 3 significant figures.
Follows • 2
Expert Answers •1

12/13/20

Coordinate Geometry Question
The line AG passes through the points (−4,6) and G (8,3).The line BC passes through the points (−1,2) and (0,8).The line EF passes through the points (−2,1) and (−1,5).Which two lines are... more
Follows • 1
Expert Answers •1

12/13/20

P(−2, 6), Q(4, 5) and R(6.5, 0) are three points on the coordinate plane
The point which is farthest away from the origin is the point???
Follows • 1
Expert Answers •2

12/06/20

solve for k: when x^3+kx+1 is divided by x-2, and the remainder is -3

Follows • 1
Expert Answers •2
Act Math Algebra 2

12/06/20

You are given an expression for the volume of the rectangular prism. Determine an expression for the missing dimension. V=4x^3+5x^2-32x-33 and the dimensions are (x+1) and (x+3
Follows • 1
Expert Answers •2

11/27/20

In a certain​ fraction, the denominator is less than the numerator. If is added to both the numerator and​ denominator, the resulting fraction is equal to . Find the original fraction.
In a certain​ fraction, the denominator is 7 less than the numerator. If 3 is added to both the numerator and​ denominator, the resulting fraction is equal to 15/8. Find the original fraction pleaseee more
Follows • 2
Expert Answers •3

11/19/20

Circular Trigonometry Question
Find tan 75° exactly using an angle addition or subtraction formula.Find the exact value of tan 75°Which answer is itA: 3+√3 / 3-√3B: √3 + √2 / 8C: 2+√6 / 2-√6D: √3 - 1 / 8
Follows • 1
Expert Answers •1

11/19/20

Circular Trigonometry Question
Find tan 75° exactly using an angle addition or subtraction formula.Find the exact value of tan 75°
Follows • 2
Expert Answers •2

11/19/20

Circular Trigonometry Question
Find an exact value by using an appropriate addition or subtraction formula.Find the exact value for sin(-195)°
Follows • 1
Expert Answers •2

11/19/20

Circular Trigonometry Question
Find an exact value by using an appropriate addition or subtraction formula.Find the exact value for cos 15°Which answer is itA:√6 - √2 /4B: √6 + √2 /4C: -√2 - √6 /4D: √2 - √6 /4
Follows • 1
Expert Answers •2

11/19/20

Circular Trigonometry Question
Match the appropriate formula that would result in an exact value.cos 45° = Answersin 195° = AnswerFormulas: sin (180°+15°) / cos (45°+30°) / sin (225°-30°) / cos (10°+5°) / ... more
Follows • 1
Expert Answers •1

11/19/20

Circular Trigonometry Question
Simplify by using the appropriate addition or subtraction formula.tan 25° - tan 20°/1+tan 25° tan 20°Which answer is itA: no solutionB: tan 5°C: tan 45°
Follows • 1
Expert Answers •1

11/19/20

Circular Trigonometry Question
Simplify by using the appropriate addition or subtraction formula.cos 100° cos 40° + sin 100° sin 40°Which answer is itA: cos 60°B: sin 140°C: sin 60°D: cos 140°
Follows • 1
Expert Answers •1

11/19/20

Circular Trigonometry Question
Simplify by using the appropriate addition or subtraction formula.sin 68° cos 22° + cos 68° sin 22°Which answer is itA: sin 90°B: sin 46°C: cos 90°D: cos 46°
Follows • 1
Expert Answers •1

11/19/20

Circular Trigonometry Question
Simplify by using the appropriate addition or subtraction formula.sin 68° cos 22° + cos 68° sin 22°Which answer is itA: sin 90°B: sin 46°C: cos 90°D: cos 46°
Follows • 1
Expert Answers •1

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.