Factor.2a(8x + 7)4 - (8x + 7)3
A. (8x + 7)3(16ax + 7a - 1)
B. (8x + 7)3(16ax + 14a - 1)
C. a(8x + 7)3(16x + 14)
D. (8x + 7)4(16ax + 14a - 1)
Answer: B
Mathematics
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A. 400 B. 698 C. -1406 D. 200
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Solve the equation on the interval 0 ? ? < 2?.cos2 ? - 1 = 0
A. 
B. {0, ?}
C. 
D. {0}
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Write the quotient in standard form.
A. 4 + 
i
B. - 
+ 4i
C. -4 - 
i
D. 
- 4i
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Solve.
- 2 = 
A. 
B. 
C. 
D. 
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