Algebra_88

Find the area of the shaded region:

• 66x³ + 12x²
• 80x² - 24x
• 66x³ + 40x² + 24x
• 66x³ + 92x² -24x

What is the smallest of 3 consecutive positive integers if the product of the smaller two integers is 5 less than 5 times the largest integer? 

• 10
• -5
• 5
• -10

The area of a playground is 336 yd2 . The width of the playground is 5 yd longer than its length. Find the length and width of the playground

•  length = 26 yd, width = 21 yd
• length = 21 yd, width = 26 yd 
• length = 21 yd, width = 16 yd 
• length = 16 yd, width = 21 yd

Q2: The monkeys at the zoo are playing catch and the equation -5(t-3)²+10 is used to describe the height of their ball when it is thrown and the time it takes to get there. Based on this equation, when will the ball reach 5 ft descending?

• 5 seconds

• 4 Seconds

• 2 seconds

• 1 second

The total area of the playground, the larger rectangle, is 
16x² − 5x + 2. The area of the play area, the smaller rectangle, is 10x² + 3x − 1. Write an expression to represent the area of the sidewalk.

• 6x² − 8x + 3
• 16x² − 8x + 3
• 16x² − 2x + 1

Find a simplified expression for the area of the shaded region.

• 2x² + 2x + 13
• 10x + 5
• 10x + 13
• 2x² + 13

• 10 feet
• 40 feet x 25 feet
• 20 feet
• 450 square feet

A rectangle has an area of 24 square units. The width is 5 units less than the length. What is the length, in units, of the rectangle? 

• 6
• 8
• 3
• 19

• 7 ft

• 16 ft

• 8 ft

• 14 ft