Pearson Algebra 2 Topic 5 Review

A rectangle has an area of 4x² +19x + 12 and a length of (x + 4). What is the width?

• 4x - 3

• 4x + 3

• 2x + 6

• 2x + 3

Which expression is a factor of 49n² - 25 ?

• Not Factorable

• (3n + 5)

• (7n - 5)

• (5n - 7)

Which expression is a factor of

25x²-81 ?

• (5x-9)²

• (5x+9)

• 25(x-9)²

• (9x-5)

Which expression is equivalent to 56a³-8a ?

• 8a²(56a³-8a)

• 8a(7a²-1)

• 8a(7a³-a)

• 8a²(35a²-a)

What is the best description of an irrational number?

• A whole number or its opposite

• A number that is not divisible by 2 evenly

• A repeating or terminating decimal

• A non-terminating, non-repeating decimal

• -7

• -6

• 7

• No solution

• {-2,8}

• 8

• {8, -8}

• {-17, 11}

• -6

• {-6, 0}

• No solution

• n=3m-2

• n=7m-2n

• n= 7m-m-2

• n=3m

Solve the inequality: -9\left(x-5\right)+9<3x+42

• x > 2

• x > -1

• x > 1

• x < -2