Evaluate the indicated power of i.i18
A. -1
B. 1
C. -i
D. i
Answer: A
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Find the product.(5y2 - y + 3)(-4y3 - 5y + 3)
A. 20y6 + 4y4 + 37y3 + 20y2 - 18y + 9 B. -20y5 + 5y2 + 9 C. -20y5 + 4y4 - 37y3 + 20y2 - 18y + 9 D. -20y5 - 4y4 - 37y3 + 20y2 - 18y - 9
Write the complete factored form of the polynomial f(x), given the indicated zero.f(x) = x3 + 5x2 + 8x + 4-1 is a zero.
A. f(x) = (x + 2)2(x + 1) B. f(x) = (x + 2)(x - 2)(x + 1) C. f(x) = (x + 1)2(x + 2) D. f(x) = (x + 1)(x - 1)(x + 2)
Factor.x2 + 
x + 
A. 
B. 
C. 
2
D. 
2
Solve the problem.A rectangular enclosure must have an area of at least 1400 yd2. If 180 yd of fencing is to be used, and the width cannot exceed the length, within what limits must the width of the enclosure lie?
A. 20 ? w ? 45 B. 0 ? w ? 20 C. 20 ? w ? 70 D. 45 ? w ? 70