Determine the given complex number raised to a power and write the answer in rectangular form.
4
A. 81i
B. 
+ 
i
C. 
+ 
i
D. 
+ 
i
Answer: D
Mathematics
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Solve the problem.You are planning to close off a corner of the first quadrant with a line segment 25 units long running from (x,0) to (0,y). Show that the area of the triangle enclosed by the segment is largest when 
What will be an ideal response?
Mathematics
Find all solutions.8x3 + 64x2 + 120x = 0
A. {0, -3, -5}
B. {-3, -5}
C. 
D. {0, 3, 5}
Mathematics
Factor P(x) into linear factors given that k is a zero of P.P(x) = x3 - 4x2 - 36x + 144 ; k = 6
A. P(x) = (x - 6)(x - 4)(x + 6) B. P(x) = (x - 6)(x + 4)(x + 6) C. P(x) = x(x - 6)(x - 4) D. P(x) = (x - 6)(x - 4)(x + 4)
Mathematics
Solve the equation graphically. Approximate the solution to the nearest hundredth, if appropriate.
= 9
A. 82 B. 81 C. 100 D. 80
Mathematics