KNOW
Choose the letter of your answer. If your answer is not among the choices write
1. What...
Mathematics, 20.10.2020 14:01 nanagardiner08
KNOW
Choose the letter of your answer. If your answer is not among the choices write
1. What is the GCF of 2x2 - 4x - 6x2 = 2x(x - 2 – 3x?)?
a) 2x b)(x - 2 - 3x2)
2. Which of the following is equivalent to 18x + 12y?
c)-4x
d)2x(x-2-3x)
a) 4(5x + 3y)b)2(95 + 8y) c)3(6x +5y) 46(3x + 2y)
3. Which of the following is equivalent to the equation x +5 = (x + 3)??
a)(x + 1)(x + 4) = 0 b)(x - 1)(x + 4) = 0 c)(x + 1)(x + 4) = 5 d)(x + 1)(x + 4) = 3
4. Which of the following is a quadratic expression with a > 1?
a)x2 + 3x - 5 b) - 32 - 2x - 1 c)3x2--2 d) 5x2 + 25
5. Which of the following is a quadratic expression where a =1?
a) 4x2 - 7x-8 b) x2 - 5x – 280
d) 9x? + x - 10
6. Factor x3 -8.
d)(3x - 5)(x + 1)
a)(x + 2)(x2 - 2x + 4) b)(x - 2)(x2 + 2x + 4)c)(x - 5)(3x + 1)
7. Factor x3 + 27 completely.
a)(x + 3)(x2 - 3x + 9) b)(x+3)(x2 – 3x + 18)
c) 4x2 - 9
c)(x + 3)(x2 – 3x - 9)d)(x + 5)(x-3)
8. Which of the following is a quadratic expression with a=1?
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