Mathematics, 25.03.2021 18:50 Ron1213
10) The correct factorization of 10x2 + 56x – 24:
A) 2(5x – 1) (x + 8)
B) 10(5x – 1) (x – 8)
C) 10(5x – 6) (x – 2)
D) 2(5x – 2) (x + 6)
11) If M • N = 0, which item must = 0?
A) M
B) N
C) Both M and N
D) Either M or N
12) x(x + 6)(2x – 7) = 0. Which values are solutions to this equation? Choose all that apply.
A) 6
B) 3.5
C) 0
D) -3.5
E) -6
13) Solve the equation: (4x – 5)2 = 0
A) 1.25
B) 0.8
C) ±0.8
D) ±1.25
15) Solve the equation: x(x – 2)(x – 7) = 0
A) x = 0, 2, or 7
B) x = 2 or 7
C) x = -2 or -7
D) x = 0, -2, or -7
16) Solve the equation: (x + 6)2 = 0
A) x = 6
B) x = -6
C) x = -6 or 6
D) x = 0, -6, or 6
17) Solve the equation: (x – 7)(x + 7) = 0
A) x = 7
B) x = -7
C) x = -7 or 7
D) x = 0, -7, or 7
Answers: 1
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10) The correct factorization of 10x2 + 56x – 24:
A) 2(5x – 1) (x + 8)
B) 10(5x – 1) (x – 8)<...
B) 10(5x – 1) (x – 8)<...
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