A contour map for a function f is shown. Use it to estimate the value of f(-2,2).
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a. 64
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Solve the equation for solutions in the interval [0, 2?).sin22x = 1
A. ?
B. 
C. 
D. 
Graph the parabola and label the vertex. Find the x-intercept.x = 
y2
A. vertex (0, 0), x-intercept (0, 0)
B. vertex (0, 0), x-intercept (0, 0)
C. vertex (0, 0), x-intercept (0, 0)
D. vertex (0, 0), x-intercept (0, 0)
Determine the size of matrix A and tell whether it is a square matrix, row matrix, column matrix, or none of these.A = 
A. 2; square matrix B. 2 × 2; square matrix C. 4; square matrix D. 1 × 2; none of these
Use the information given in the table to solve the problem.The table gives the Consumer Price Index for selected years.
What is the percent change (to the nearest tenth of a percent) in prices from 1960 to 1975?
A. 127.1 % B. 130.1 % C. 135.9 % D. 125.9 %