Find the exact value. Do not use a calculator.cos 
A. 1
B. 0
C. -1
D. undefined
Answer: B
Mathematics
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Suppose u and v are differentiable functions of x. Use the given values of the functions and their derivatives to find the value of the indicated derivative.u(1) = 3, u '(1) = -6, v(1) = 6, v '(1) = -2.
(2u - 4v) at x = 1
A. 30 B. -18 C. -20 D. -4
Mathematics
Convert 8 m to centimeters.__________ cm
Fill in the blank(s) with the appropriate word(s).
Mathematics
Simplify the expression.
A. -1 B. -m C. 1 D. can't simplify
Mathematics
Write the numerator and denominator of the given fraction.
A. numerator: z; denominator: c
B. numerator: c; denominator z
C. numerator: zc; denominator: 1
D. numerator: 
; denominator: c
Mathematics