Determine which two functions are inverses of each other.f(x) = 
g(x) = 4x + 7h(x) = 
A. g(x) and h(x)
B. f(x) and h(x)
C. None
D. f(x) and g(x)
Answer: C
Mathematics
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Solve the problem.Find the length of the curve y = 
- 
ln x, 2 ? x ? 4.
A. 3 + 
B. 
C. 2 + ln 3
D. 3 + ln 2
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Find the x- and y-intercepts. If no x-intercepts exist, state so.f(x) = x2 - 3
A. x-intercepts (0, 
) and (0, -
); y-intercept (0,-3)
B. x-intercepts (
, 0) and (-
, 0); y-intercept (0,3)
C. x-intercepts (
, 0) and (-
, 0); y-intercept (0,-3)
D. x-intercepts (0, 
) and (0, -
); y-intercept (0,3)
Mathematics
Find the value of the missing number.-35 = 7 ? ?
A. 1 B. -42 C. 42 D. -5
Mathematics
Convert the equation to the standard form for an ellipse by completing the square on x and y.25x2 + 16y2 - 100x + 96y - 156 = 0
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics