Factor completely.20x4 - 15x2 + 12x2 - 9
A. (20x2 - 3)(x2 + 3)
B. (5x2 - 3)(4x2 + 3)
C. (5x2 + 3)(4x2 - 3)
D. (5x4 + 3)(4x - 3)
Answer: C
Mathematics
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A. Rational B. Irrational
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Solve the absolute value equation.|8y - 8| = -5
A. 
B. ?
C. 
D. 
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Simplify.
+
2- 
A. 
B. 
C. 
D. 
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Find the LCM for the set of numbers.7, 14, 21, 36
A. 259 B. 280 C. 252 D. 112
Mathematics