For the pair of functions, find the indicated domain.f(x) = x2 - 1, g(x) = 2x + 3Find the domain of f - g.
A. (-1, 1)
B. [1, ?)
C. [0, ?)
D. (-?, ?)
Answer: D
Mathematics
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Mathematics
Match the given graph with its equation.
A. 4x2 - 25y2 = 100 B. 25x2 + 4y2 = 100 C. 4y2 - 25x2 = 100 D. 25x2 - 4y2 = 100
Mathematics
The CB radio of a trucker covers the circular area shown in illustration. Find the equation of that circle, in general form.
?
?
; 
?
A. ?
B. ?
C. 
D. ?
E. ?
Mathematics
Evaluate the expression for the given values of the variables, if possible.-12 + m ÷ (n), for m = 0, n = -8
A. 4 B. -12 C. 18 D. 0
Mathematics