Write in scientific notation.0.0000020119
A. 2.0119 × 10-7
B. 2.0119 × 10-6
C. 2.0119 × 106
D. 2.0119 × 10-5
Answer: B
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Solve the problem.The graphs below show the first and second derivatives of a function 
. Select a possible graph f that passes through the point P.f'?f"
?
A. 
[NOTE: Graph vertical scales may vary from graph to graph.]
B. 
[NOTE: Graph vertical scales may vary from graph to graph.]
C. 
[NOTE: Graph vertical scales may vary from graph to graph.]
D. 
[NOTE: Graph vertical scales may vary from graph to graph.]
Simplify the expression. Assume all variables represent positive real numbers.
A. 9 B. not a real number C. -3 D. ±3
Solve the equation.
= y - 2
A. {-5}
B. {3}
C. 
D. {5}
Find the derivative of the function and evaluate the derivative at the given x-value.f(x) = x2 + 5x at x = 4
A. f'(x) = 2x - 5; f'(4) = 3 B. f'(x) = 2x + 5; f'(4) = 13 C. f'(x) = x + 5; f'(4) = 9 D. f'(x) = 4x + 5; f'(4) = 21