Graph the function.y = -  cos 

A.

B.

C.

D.


Answer: C

Mathematics

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Find the absolute value.

A. 0
B.
C. - 
D. ± 

Mathematics

Find the average value of the function f over the region R.f(x, y) = 4x + 10yR is the region bounded by the coordinate axes and the lines  and .

A. 13
B.
C. 26
D.

Mathematics

Solve the logarithmic equation.log2 (3x - 4) = 2

A.
B. 5
C.
D.

Mathematics

Estimate the product by first rounding each number so that there is one nonzero digit.8.329 × 8.01

A. 6.4 B. 64 C. 80 D. 640

Mathematics