149 Answered Questions for the topic Alegbra 2

Alegbra 2

02/04/17

the function d(t)=15t^2-100t gives the distance a car going a certain speed will skid in t seconds. find the time it would take for the car to skid 170 feet

the function d(t)=15t^2-100t gives the distance a car going a certain speed will skid in t seconds. find the time it would take for the car to skid 170 feet
Alegbra 2

12/08/16

its a math question

it algebra 2 lesson on work problems  Jack accepted a job to paint a new house. He calculated that he can complete the job in 30 hours. He hired a trainee to assist him. He has seen the trainee... more
Alegbra 2

11/30/16

the sum of two numbers is 48 and the difference is 2 . What are the numbers?

i need help trying to figure on how to find the answers.
Alegbra 2

11/29/16

how do I slove the problem using synthetic division : ( x^4 + 4x^3 - 14x^2 -34x+39) / ( x + 3 )

How do I slove this problem ?
Alegbra 2

11/27/16

y = x^2 - 8x + 7

How do I solve the problem
Alegbra 2

11/08/16

On hand, you have a 90 mL of a 45% alcohol mixture. the 95% mixture will you need to add to obtain the desired solution?

You need a 85% alcohol solution. On hand, you have a 90 mL of a 45% alcohol mixture. You also have 95% alcohol mixture. How much of the 95% mixture will you need to add to obtain the desired solution? more
Alegbra 2

10/21/16

Its a long question please look at the description for the question.

Alegbra 2    The Question: Juan scored five more 2-point shots than 3-points shots in his friday basketball game. He scored two fewer free throw shots (1 point each) than 3-point shots. He... more

Solving Radical Equations and Inequalities

The diameter d in inches of a rope needed to lift a weight of x tons is given by the formula d=(√15x)/π How much weight can be lifted with a rope with a diameter of 1.5in.?π= 3.14 (pi)
Alegbra 2

10/06/16

Wilson kipsang set new world record time of approximately 2 hours and 3 minutes. What was his average speed in mile per hour

Wilson kipsang set new world record time of approximately 2 hours and 3 minutes. What was his average speed in mile per hour

10/04/16

Complex Numbers and Roots- i Term

(Find the value of X and Y that make each equation true)   1. 2x-20i=8-(4y)i 2. 5i-6x=(10y)i+2   (Find each Complex Conjugate)  3. i-3 4. 3i-4 5. 11i   6. The impedance of an electrical... more

Nonlinear Systems problem, can't quite figure it out!

1. A skateboard company's monthly sales income can be modeled by the equation C(s)=0.5s^2+25s+500, where S represents the number of skateboards sold. The monthly cost of running the business is... more

Problem Solving- Completing the Square. I'm not sure how to solve it!

Sean and Mason run out of gas while fishing from their boat in the bay. they set off an emergency flare with an vertical velocity of 30 meters per second. The height of the flats in meters can be... more

09/18/16

solve 5z + 11 = 1

 please solve the above question, and the answer from the book is z ≤ -2. 

09/14/16

How do I figure out what the least possible amount Cynthia has invested in 5% is?

Cynthia invested 3 times as much money at 6% as at 5%. If the total of the simple interest for one year is at least $1150, what is the least possible amount Cynthia has invested at 5%?
Alegbra 2

08/03/16

Find the equation of an ellipse.

Find the equation of an ellipse satisfying the given conditions. Foci: (-2,0) and (2,0); length of major axis: 10
Alegbra 2

07/25/16

The Mendes family bought a new house 10 years ago for $109,000.

The Mendes family bought a new house 10 years ago for $109,000. The house is now worth $193,000. Assuming a steady rate of growth, what was the yearly rate of appreciation? Round your answer to the... more
Alegbra 2

07/25/16

An anthropologist finds bone that her instruments measure it as 0.012% of the amount of Carbon-14 the bones would have contained when the person was alive. How

An anthropologist finds bone that her instruments measure it as  0.012% of the amount of Carbon-14 the bones would have contained when the person was alive. How long ago did the person die? The... more
Alegbra 2

07/21/16

The variable Z is inversely proportional to X. When X is 10, Z has the value 1.9. What is the value of Z when X = 13

 The variable Z is inversely proportional to X.  When X is 10, Z has the value 1.9. What is the value of Z when X = 13  
Alegbra 2

07/21/16

The variable Z is inversely proportional to X. When X is 10, Z has the value 1.9. What is the value of Z when X = 13

The variable Z is inversely proportional to X.  When X is 10, Z has the value 1.9. What is the value of Z when X = 13  
Alegbra 2

07/21/16

The football team has 30 more members than the basketball teams. If each group had 10 more members, the ratio of their membership would be 3:2. How many members

The football team has 30 more members than the basketball teams. If each group had 10 more members, the ratio of their membership would be 3:2. How many members are in each group? Write your answer... more
Alegbra 2

07/20/16

The variable Z is inversely proportional to X. When X is 3, Z has the value 6. What is the value of Z when X = 12

 The variable Z is inversely proportional to X.  When X is 3, Z has the value 6. What is the value of Z when X = 12
Alegbra 2

05/19/16

swim a 1786 meter lake in less than 30 min. how many meters per second will it take?

 i need help with this word problem we are working on trig in algebra 2 honors
Alegbra 2

05/15/16

Determine all the values of k for which the roots of the equation x^2-6x+k=0 are complex. Justify your solution.

Determine all the values of k for which the roots of the equation x^2-6x+k=0 are complex. Justify your solution.

05/15/16

Which of the following logarithmic equations has no solution?

A) log4(x + 2) = log4(6 - x)B) log4(x + 2) = 1C) log4(x+2) = log4(2x+6)D) log4(-x) = 1   *** The 4's should be bases

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