REVIEW End of Semester Test: Indiana Algebra IB

• 5^a

• 5^b

• 5^{a+b}

• 5^{a-b}

What is the simplified form of this expression? (9x^2 + 10x + 4) - (9x^2 + 5x - 1)

• 15x + 3

• 5x + 5

• x^2 + 15x + 3

• x^2 + 5x + 5

Select the correct answer. Which sum or difference is modeled by the algebra tiles?

• (x^2 + 2x + 3) - (x^2 - 2x - 1) = -2x^2 + 2

• (x^2 + 2x + 3) - (x^2 + 2x + 1) = -2x^2 + 2

• (x^2 + 2x + 3) + (x^2 + 2x + 1) = -2x^2 + 2

• (x^2 + 2x + 3) + (x^2 - 2x - 1) = -2x^2 + 2

Type the correct answer in the box. Consider the expressions below. A. 11a^2 + 6a - 6 B. 7a^2 + 16a + 25 C. 11a^2 - 5a + 13 D. 7a^2 - 3a + 8 For each expression below, select the letter that corresponds to the equivalent expression given above. (a^2 + 15a + 65) + (2a - 5)(3a + 8) is equivalent to expression ____. (4a + 1)(3a - 4) - (5a^2 - 10a - 12) is equivalent to expression ____. (8a^2 + 19a + 4) + (3a + 2)(2a - 5) is equivalent to expression ____. (6a + 1)(3a - 7) - (7a^2 - 34a - 20) is equivalent to expression ____.

• A, B, C, D

• B, A, D, C

• C, D, A, B

• D, C, B, A

What is the simplest form of this expression? (x + 7)(3x - 8)

• 3x^2 + 2x - 15

• 3x^2 + 29x - 1

• 3x^2 - 29x - 56

• 3x^2 + 13x - 56

• \frac{3x}{8}

• \frac{3x^2 - 8x}{9x}

• \frac{3x^2 - 8}{9x}

• \frac{3x - 8}{9x}

• (x + 15)(x - 3)

• (x - 9)(x + 5)

• (x + 9)(x - 5)

• (x - 15)(x + 3)

• (3x - 1)(3x - 2)

• (3x + 1)(3x - 2)

• (3x + 2)(3x - 1)

• (9x - 2)(x + 1)