Find the given power. Write answer in rectangular form.(1 + i)20
A. -1024
B. -1024i
C. 1024
D. 1024i
Answer: A
Mathematics
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Graph the function on a grapher. Then use the grapher to find the x- and y-intercepts. Round to the nearest hundredth if necessary.f(x) = -17.5x2 - 6.68x + 2.89
A. (-0.26, 0), (0.64, 0), (0, -2.89) B. (-0.64, 0), (0.26, 0), (0, 2.89) C. No x-intercepts, (0, 2.89) D. (0.26, 0), (0, 2.89)
Mathematics
? is an acute angle and sin ? and cos ? are given. Use identities to find the indicated value.sin ? = 
, cos ? = 
. Find csc ?.
A. 
B. 
C. 
D. 
Mathematics
Express in terms of i.
A. ±6
B. i
C. 6i
D. -6i
Mathematics
Solve the equation.e5x - 1 = (e4)-x
A. 
B. 
C. 
D. 
Mathematics