Question

For the Future Flvs Students- Algebra 2 Assessment 3.07

Answer 1

If a baseball player hits a baseball from 4 feet off the ground with an initial velocity of 64 feet per second, how long will it take the baseball to hit the ground? Use the equation h = -16t2 + 64t + 4.

(Right Answer) 2 plus or minus square root of 17 end root over 2

quantity of 2 plus or minus square root of 17 all over 2

2 plus or minus 4 square root of 17

quantity of 16 plus or minus square root of 17 all over 2

Answer 2

Solve 3x2 + 4x = 2.

quantity of 2 plus or minus square root of 10 all over 6

quantity of negative 2 plus or minus 2 square root of 10 all over 3

(Right Answer) quantity of negative 2 plus or minus square root of 10 all over 3

quantity of negative 4 plus or minus square root of 10 all over 3

Answer 3

Which of the following is a solution of x2 + 5x = -2?

5 plus or minus the square root of 33 divided by two.

5 plus or minus the square root of 17 divided by two

negative 5 plus or minus the square root of 33 divided by two.

(Right Answer) negative 5 plus or minus the square root of 17 divided by two.

Answer 4

Which of the following is a solution of 4x2 = - 9x - 4?

9 plus or minus the square root of 17 divided by 8.

negative 9 plus or minus the square root of 145 divided by 8.

9 plus or minus the square root of 145 divided by 8.

(Right Answer) negative 9 plus or minus the square root of 17 divided by 8

Answer 5

Solve x2 + 6x + 7 = 0.

x = -1 and x = -5

3 plus or minus square root of 2

(Right Answer) negative 3 plus or minus square root of 2

quantity of negative 3 plus or minus square root of 2 all over 2