Use a coterminal angle to find the exact value of the expression. Do not use a calculator.sin -690°
A. 
B. 
C. 
D. 2
Answer: C
Mathematics
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Write a chain rule formula for the following derivative.
for u = f(v); v = h(s, t)
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Mathematics
Perform the indicated operations. Write the resulting polynomial in standard form.(5x7 + 14x4 + 17) - (2x7 - 14x4 + 20)
A. 3x7 + 16x4 + 37 B. 28x11 C. 3x7 + 28x4 + 37 D. 3x7 + 28x4 - 3
Mathematics
Rewrite the series using summation notation. Use 1 as the lower limit of summation.5 + 
+ 
+ . . . + 
A. 
B. 
C. 
D. 
Mathematics
Verify the identity.(sec ? + tan ?)2 = 
What will be an ideal response?
Mathematics