A nonlinear system is given, along with the graphs of both equations in the system. Determine if the points of intersection specified on the graph are solutions of the system by substituting directly into both equations.y = ln(4x + 2)y = 
A. Yes
B. No
Answer: A
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Assume that a sample of bivariate data yields the correlation coefficient, r, indicated. Use the critical values table for the specified sample size and level of significance to determine whether a linear correlation exists.r = 0.672 when n = 18 at ? = 0.05
A. Yes B. No
Solve the problem.The square photo is x inches by x inches and is bordered by a matting that is 1 inch wide. Write the polynomial that calculates the area of the entire framed picture. 
A. (2x + 1) in.2 B. (x2 + 2x + 1) in.2 C. (x2 + 1) in.2 D. (x2 + 2x) in.2
Provide an appropriate response.Solve: 
? 2
A. 1 ? x ? 5 B. x ? -5 or x ? -1 C. -1 ? x ? -5 D. x ? 1 or x ? 5
Evaluate the function.Let f(x) = tan x and g(x) = x + 8. Find f(g(-8)).
A. 1 B. 0 C. ? D. Undefined