Unit 6 Review Question Preview (ID: 37989)


Unit 6 Polynomials Review. TEACHERS: click here for quick copy question ID numbers.

Simplify 10x^2 - 8x + 7 + 3 x^2 - 2x + 2
a) 13x^2 + 6x + 9
b) 13x^2 -10x + 9
c) 13x^2 - 6x + 9
d) 13x^2 - 10x - 5

What is the coefficient of x: 10 - 3x
a) 3
b) 1
c) 2
d) -3

Add: (5x - 8) + (2x^2 - 2x + 2)
a) 3x - 6 + 2x^2
b) 7x - 6 + 2x^2
c) 3x + 10 + 2x^2
d) 7x + 10 + 2x^2

Subtract (5x - 7) - (2x - 9)
a) 7x - 16
b) 3x - 16
c) 3x + 2
d) 7x + 2

(x^5)(x^3)
a) x^2
b) x^15
c) x^8
d) 15x

4^3/4^5
a) 1/4^2
b) 4^2
c) 4^-2
d) 4^(3/5)

y^8/y^2
a) y^4
b) y^6
c) 1/y^6
d) y^10

What expression is TRUE
a) (2^2)(2^3) = 2^6
b) (3^2)(3^5)=3^10
c) (5^2) (5^5)= 5^10
d) (2^2)(2^3) = 2^5

(3 x 10^5)(2 x 10^2)
a) 6 x 10^7
b) 6 x 10^10
c) 5 x 10^7
d) 5 x 10^10

3x(4x+7)
a) 12x^2 + 21x
b) 7x + 21
c) 7x^2 + 10x
d) 29x

(5x - 3) (2x +5)
a) 10x^2 + 31x - 15
b) 10x^2 + 31x + 15
c) 10x^2 +19x + 15
d) 10x^2 +19x - 15

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