Write the interval as an inequality involving x, and illustrate the inequality using the real number line.(-?, -8)
A. x ? -8
B. x ? -8
C. x < -8
D. x < -8
Answer: C
Mathematics
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Find the limit.
A. 9
B. 
C. -?
D. 
Mathematics
Find the local extrema of the function, if they exist.f(x) = 
A. Local minimum at (0, -4) B. No local extrema exist C. Local maximum at (0, -4) D. Local maximum at (0, 4)
Mathematics
Evaluate the algebraic expression for the given value(s) of the variable(s).x2 - 5x ; x = 4
A. x2 - 20 B. -4 C. 11 D. -12
Mathematics
Find dy/dx by implicit differentiation. If applicable, express the result in terms of x and y.9y - 5x2 = x - 8
A. 
x
B. 
C. 
D. 
Mathematics