Write each expression in factored form as an algebraic expression of a single trigonometric function.tan4x - sec4x
A. sec2x + tan2x
B. tan 2 - sec2x
C. sec2x
D. -2 tan2x - 1
Answer: D
Mathematics
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Find all solutions of the equation. Leave answers in trigonometric form.x3 + 8 = 0
A. {2 cis 180°, 2 cis 60°, 2 cis 300°} B. {2 cis 180°, 2 cis 240°, 2 cis 240°} C. {2 cis 180°, 2 cis 120°, 2 cis 300°} D. {2 cis 180°, 2 cis 120°, 2 cis 240°}
Mathematics
Solve the problem.Suppose that f is continuous and that 
and 
Find 
.
A. 4 B. -4 C. -2 D. 2
Mathematics
Use the compound interest formula to determine the final value of the given amount.$480 at 18% compounded quarterly for 5 years
A. $1107.77 B. $677.62 C. $1098.12 D. $1157.62
Mathematics
Factor completely. If the polynomial is prime, state so.81y2 - 18xy +x2
A. (x - 9y)(x + 9y) B. (x + 9y)2 C. prime D. (x - 9y)2
Mathematics