Find the derivative of f at the given point.f(x) = 5x2 + x at x = -4
A. -41
B. -14
C. -39
D. 6
Answer: C
Mathematics
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Find an expression equivalent to the one given.- 
A. 
B. 
C. 
D. 
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Draw the next figure in the pattern.
A. 
B. 
C. 
D. 
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Without using a calculator, determine the value of the trigonometric function or state that the value is undefined.tan (23?)
A. -1 B. 1 C. undefined D. 0
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Write the augmented matrix for the system.9x + 6y = 902x + 3y = 30
A. 
B. 
C. 
D. 
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