Provide an appropriate response.
Use a table of solutions to graph the quadratic equationy = -3x2
A.
B.
C.
D.
Answer: A
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Find the extreme values of the function and where they occur.y = x2e-x + 2xe-x
A. Absolute minimum value is 2e (1 -
) at x = -
; no maximum value.
B. Absolute maximum value is 2e- (1 +
) at x =
; no minimum value.
C. Absolute minimum value is 2e (1 -
) at x = -
; maximum value is 2e-
(1 +
) at
D. None
Solve the absolute value inequality.|2x - 3| ? 2
A. < x <
B. ? x ?
C. x ? or x ?
D. x ?
Provide an appropriate response.Simplify: (x + y + z) - (x + 3y - 7z) - (-3x - y + 8z)
A. 3x - y B. y - 3x C. -x + 3y + 2z D. y - 3z E. -x + 2z
Answer the question or provide the appropriate response.Suppose that x represents one of two negative numbers whose sum is -62. What are the restrictions on x?
A. -62 < x < 0 B. 0 < x < -62 C. x is a negative integer. D. x = -31