Factor the trinomial completely.2x2 - 6xy - 8y2
A. (x - y)(2x + 6y)
B. 2(x + y)(x - 4y)
C. (2x - 2y)(x + 4y)
D. 2(x - y)(x + 4y)
Answer: B
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Determine convergence or divergence of the series.
A. Converges B. Diverges
Express the value in scientific notation.
A. 7.8 × 108 B. 3.9 × 108 C. 7.8 × 10-2 D. 3.9 × 10-2
Perform the indicated operation and simplify. Assume all variables in the radicand are greater thanor equal to zero.4
+ 5
A. (4a3 + 5)
B. (4a + 5)
C. 4a3 + 5
D. (9a3)
Find the exact values of the remaining trigonometric functions of ? from the given information.sec ? = - 
, ? ? ? < 
A. sin ? = 
cos ? = - 
tan ? = - 
csc ? = 
sec ? = - 
cot ? = - 
B. sin ? = - 
cos ? = 
tan ? = - 
csc ? = - 
sec ? = - 
cot ? = - 
C. sin ? = - 
cos ? = - 
tan ? = - 
csc ? = - 
sec ? = - 
cot ? = - 
D. sin ? = - 
cos ? = - 
tan ? = 
csc ? = - 
sec ? = - 
cot ? = 