Question 1

Which of the following equations is equivalent to $16x^2-25$ ?

Accepted Answer

$\left(4x+5\right)\left(4x-5\right)$

Answer

( $16x^2-25$

Answer

$\left(4x+5\right)\left(4x-5\right)$

Answer

$\left(4x+5\right)\left(4x-5\right)$

Question 2

1. What is the average rate of change for the swimmer’s height, measured as height in feet per distance in feet, between 2 feet to a distance of 6 feet?

Accepted Answer

Decreasing 4 feet in height

Answer

Increasing 4 feet in distance

Answer

Increasing 4 feet in height

Answer

Decreasing 4 feet in distance

Question 3

Over which interval is the function $16x^2-25$ negative?

Accepted Answer

$\left(4x+5\right)\left(4x-5\right)$

Answer

$\left(4x+5\right)\left(4x-5\right)$

Answer

$\left(4x+5\right)\left(4x-5\right)$

Answer

$\left(4x+5\right)\left(4x-5\right)$

Question 4

For the function, $16x^2-25$ which of the following statements is TRUE?

Accepted Answer

The function f(x) is decreasing on the interval (-4,-1)

Answer

The function has zeros at 4 and -2

Answer

The function f(x) is increasing on the interval $16x^2-25$ .

Answer

The function f(x) has a maximum value of -9

Question 5

The table below models the flight of an object. Chloe said $16x^2-25$ Do you you agree or disagree with Chloe

Accepted Answer

I disagree because $16x^2-25$

Answer

I agree because the height of the object is increasing.

Answer

I agree because $16x^2-25$

Answer

I disagree because the height of the object is decreasing.

Related quizzes

Related quizzes