Evaluate the series, if it converges.
A. 36
B. 81
C. - 36
D. Does not converge.
Answer: D
Mathematics
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Compute dy/dx for the function.y = ln sinh 5x
A. 5 csch 5x
B. 
C. 5 coth 5x
D. coth 5x
Mathematics
Simplify the algebraic expression by collecting and combining like terms.-4.5(10r + 4) + 3.5(9r + 5)
A. 5.5r - 0.5 B. -13.5r + 4 C. -13.5r - 0.5 D. -63r
Mathematics
Solve the inequality.x2 + 8x + 15 > 0
A. (-?, -5) B. (-?, -5) or (-3, ?) C. (-5, -3) D. (-3, ?)
Mathematics
Evaluate the expression.Let x = 7, y = -7. Evaluate 4
+ 5
.
A. 7 B. -63 C. -7 D. 63
Mathematics