Solve the problem.Nikki is fishing from a bank 23 feet above water level. In this location, the fish tend to feed at 45 feet below the surface. How long must Nikki's fish line be to reach the fish?
A. -22 feet
B. -23 feet
C. 22 feet
D. 68 feet
Answer: D
Mathematics
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Match the given equation with one of the graphs.x2 + y2 + 4x + 4y = 0
A. 
B. 
C. 
D. 
Mathematics
Find the x- and y-intercepts of f.f(x) = -x2(x + 9)(x2 - 1)
A. x-intercepts: -9, 0, 1; y-intercept: -9 B. x-intercepts: -1, 0, 1, 9; y-intercept: 0 C. x-intercepts: -9, -1, 0, 1; y-intercept: 0 D. x-intercepts: -9, -1, 0, 1; y-intercept: -9
Mathematics
Use a percent equation to solve the percent problem.1.5% of what number is 56 ? Round to the nearest whole number.
A. 1 B. 373 C. 3733 D. 37,330
Mathematics
Simplify the expression. Write your answer without negative exponents. Whenever an exponent is negative or zero, assume that the base is not zero.(x-7)4
A. -7x28
B. -7x4
C. -x28
D. 
Mathematics