Evaluate the expression for the given value of x.(-2x)2, x = 4
A. 64
B. -64
C. 32
D. -32
Answer: A
Mathematics
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Find at least three nonzero terms [including a0, at least two cosine terms (if they are not all zero) and at least two sine terms (if they are not all zero)] of the Fourier series for the given function.f(x) = x + ? -? ? x < ?
A. f(x) = ? + sin x - 
sin 2x + 
sin 3x - . . .
B. f(x) = ? + 2 sin x - sin 2x + . . .
C. f(x) = 2 sin x - sin 2x + 
sin 3x - . . .
D. f(x) = ? + sin x - 
sin 2x + . . .
Mathematics
Write with positive exponents only.
A. 36z10
B. 
C. 
D. 
Mathematics
Multiply.-24
A. -20
B. 
C. -25
D. 20
Mathematics
Select the ordered pair that falls within the solution region for this system of inequalities:
A. 
B. 
C. 
D. 
Mathematics