Factor by grouping.8x4 - 20x2 - 6x2 + 15
A. (4x2 + 3)(2x2 + 5)
B. (8x2 + 3)(x2 + 5)
C. (4x2 - 3)(2x2 - 5)
D. (4x4 - 3)(2x - 5)
Answer: C
Mathematics
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Simplify.-40
A. 1 B. -1 C. 0 D. -4
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Add.
A. 70,436 B. 70,336 C. 70,446 D. 77,492
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Multiply.
A. 89,800 B. 987,800 C. 98,780 D. 9878
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Solve the equation and express the solution in exact form using either ln or log as indicated.2(8 - 2x) = 16
Express the answer using log.
A. 
B. 
C. 
D. 
Mathematics