Simplify.11 + 5 - (-19)
A. -13
B. 35
C. -35
D. -3
Answer: B
Mathematics
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Calculate the arc length of the indicated portion of the curve r(t).r(t) = 11t2i + 10t2j + 2t2k, -1 ? t ? 2
A. 22.5 B. 337.5 C. 675 D. 45
Mathematics
Simplify.
A. 
B. 
C. 
D. 
Mathematics
Add the following: 7/30è + 8/50è. Express your answer in polar form.
What will be an ideal response?
Mathematics
Identify the base and the exponent for the exponential expression.-32
A. Base is -3; exponent is 2. B. Base is 2; exponent is 3. C. Base is 2; exponent is -3. D. Base is 3; exponent is 2.
Mathematics