Use Fundamental Identities and/or the Complementary Angle Theorem to find the exact value of the expression. Do not use a calculator.If tan2 ? = 3, find the exact value of sec2 ?.
A. 6
B. 4
C. 2
D. 3
Answer: B
Mathematics
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Simplify the expression.
A. 5x18
B. 
C. 5x2
D. 
Mathematics
The function 
satisfies the equation of change 
. For what values of f is the graph of f versusx increasing? Round your answer to two decimal places.
?
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Find the lateral surface area of a regular pyramid with a perimeter of 3.27 ft and a slant height of 
A. 3.42 ft2 B. 2.28 ft2 C. 6.69 ft2 D. 6.83 ft2
Mathematics
Estimate the error in the quadratic approximation of the given function at the origin over the given region.
A. |E(x, y)| ? 0.06 B. |E(x, y)| ? 0.072 C. |E(x, y)| ? 0.0053 D. |E(x, y)| ? 0.0982
Mathematics