Polynomials Practice Test 09-10
Name:
1. Multiply (2n + 4)(3n – 5).
a) 6n2 + 2n – 20
b) 6n2 - 2n – 20
c) 6n2 + 22n – 20
d) 6n2 - 22n – 20
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2. Simplify
3. Simplify
4. What is the factored form of 12a2b + 24ab2 – 30ab using the greatest common factor?
a) 6ab(2a + 4b – 24)
b) 6ab(2a + 4b – 5)
c) 12ab(a + 2b – 3)
d) Not Factorable
5. Simplify (x5)2.
a) x7
b) x10
c) x25
d) x3
6. What is the product of (2x + 4) and (x – 5).
a) 2x2 + 14x -20
b) 2x2 - x +20
c) 2x2 - 6x - 20
d) 2x2 - 20
7. Find the zeros to the function f(x) = (x + 5)(x – 6)
a) x = 5, -6
b) x = 5, 6
c) x = -5, -6
d) x = -5, 6
8. If
9. Simplify
, what is the value of x?
.
10. Simplify x(x + 4) + 3.
a) 2x + 7
b) x2 + 4x + 3
c) 6x + 3
d) x2 + 7x + 12