Factor completely.18a4 - 98b2
A. (6a2 + 14b)(3a2 - 7b)
B. 2(3a2 + 7b)(3a2 - 7b)
C. 2(3a2 - 7b)2
D. 2(3a2 + 7b)2
Answer: B
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A. 
B. 
C. 
D. 
E. 
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A. 8.0 × 107 B. 8.0 × 106 C. 8.0 × 108 D. 8.0 × 105
Give the reciprocal of the given number. ? 3x ?
A. 
B. 
C. 
D. 
E. 
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