Math TSI Practice (11/20/2024)

Front

What is a factor of the quadratic expression x^2 - 12x + 11?

Back

(x - 11) and (x - 1) are factors of the expression.

Front

How do you calculate the area of a rectangle?

Back

Area = length × width.

Front

If a porch has dimensions of 12 feet by 12 feet, what is its area?

Back

144 square feet.

Front

What is the cost of applying sealant at $35 per square foot to a porch of 144 square feet?

Back

$5040.

Front

If the length of the porch is increased to 14 feet while keeping the width at 12 feet, what is the new area?

Back

168 square feet.

Front

What is the cost of applying sealant to a porch of 168 square feet?

Back

$5880.

Front

What is the difference in cost when extending the porch from 12 feet to 14 feet?

Back

$840.

Front

What is the formula for the area of a square?

Back

Area = side length × side length.

Front

If a square has an area of 36, what is the length of one side?

Back

6.

Front

Given a square with a side length of 3x and an area of 36, how do you find x?

Back

Set up the equation (3x)^2 = 36 and solve for x.