Find the length of the curve r(t) = -2ti-tj+tk, -2?t?1.
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Mathematics
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Determine the prime factorization of the number. Write your answer in exponent form.165
A. 3 ? 5 ? 11 B. 15 ? 11 C. 32 ? 11 D. 52 ? 3
Mathematics
? is an acute angle and sin ? and cos ? are given. Use identities to find the indicated value.sin ? = 
, cos ? = 
. Find tan ?.
A. 
B. 
C. 
D. 
Mathematics
Simplify the expression by using the order of operations.8 ? 9 - 6 ? 8
A. 24 B. 192 C. 3456 D. 528
Mathematics
Use a sum-to-product identity to rewrite the expression.sin 
- sin 
A. 2sin 
cos 
B. 2cos 
sin 
C. 2cos 
cos 
D. 2sin 
sin 
Mathematics