Decide whether or not the given equation is an identity.
= sin 2?
A. Yes
B. No
Answer: A
Mathematics
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Use Stokes' Theorem to calculate the circulation of the field F around the curve C in the indicated direction.F = 3yi + 7xj + z3k; C: the counter-clockwise path around the perimeter of the triangle in the x-y plane formed from the x-axis, y-axis , and the line y = 2 - 4x
A. - 4 B. 1 C. 4 D. 2
Mathematics
Find the product.(n + 14)2
A. n + 196 B. n2 + 196 C. n2 + 28n + 196 D. 196n2 + 28n + 196
Mathematics
Find the opposite of the number.6
A. -6
B. 
C. -4
D. -6
Mathematics
Solve.
= 
A. 64
B. 4
C. 36
D. 18
Mathematics