Find the derivative of y with respect to the independent variable.y = (cos ?)
A. -
cos ? sin ?
B. 
(cos ?)
-1
C. -
(cos ?)
-1 sin ?
D. -(cos ?)
-1 sin ?
Answer: C
Mathematics
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If the Babylonian numeral 
stands for one and the Babylonian numeral 
stands for ten, then write the Babylonian numeral as a Hindu-Arabic numeral.
A. 203 B. 23 C. 1203 D. 1262
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Write the exponential equation as an equation involving a logarithm.14x = 196
A. log14196 = x B. logx196 = 14 C. log196x = 14 D. log19614 = x
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Calculate the arc length of the indicated portion of the curve r(t).r(t) = (7 + 2t2)i + (2t2 - 5)j + (5 - t2)k, -1 ? t ? 4
A. 51 B. 153 C. 135 D. 45
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Solve the system of equations algebraically for real values of x and y.
?
?
Please enter your answer as an ordered pair in the form (x, y).
What will be an ideal response?
Mathematics