Find an equation for the tangent to the curve at the given point.y = x2 + 2, (4, 18)
A. y = 8x - 28
B. y = 8x - 14
C. y = 4x - 14
D. y = 8x - 30
Answer: B
Mathematics
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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
Mathematics
Solve the absolute value equation.
= |2x + 5|
A. x = - 
, 
B. x = 
, 
C. x = - 
, - 
D. no solution
Mathematics
State whether the given function is linear and constant, linear but not constant, or nonlinear.f(x) = 
A. linear, but not constant B. linear, constant C. nonlinear D. none of these
Mathematics
Sketch a graph of f.f(x) = -3x2
A. 
B. 
C. 
D. 
Mathematics