Answer the question about the given function.Given the function f(x) = -5x2 - 10x + 4, what is the domain of f?
A. all real numbers
B. {x|x ?-1}
C. {x|x ? 1}
D. {x|x ? -1}
Answer: A
Mathematics
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Using synthetic division, determine whether the numbers are zeros of the polynomial.-2, 0; f(x) = 3x3 + x2 + 7x + 3
A. Yes; yes B. No; no C. No; yes D. Yes; no
Mathematics
Find the value.Let f(x, y, z) = z2cos(xy). Find f(?, 5, -5).
A. 
B. 25
C. -25
D. 0
Mathematics
Factor completely. If a polynomial cannot be factored, say it is prime.x2 + 12x + 32
A. (x + 4)(x + 8) B. (x - 4)(x + 1) C. (x - 4)(x + 8) D. prime
Mathematics
Subtract in the indicated base.11,0002 - 1112
A. 10,0112 B. 11,0012 C. 10,0012 D. 10,0002
Mathematics