Use the rules for exponents to rewrite the expression and then evaluate the new expression. 
A. 
B. -4
C. 2
D. - 
Answer: A
Mathematics
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Determine whether F is conservative.F(x,y) = (x + 4y - 6)i + (-4x + 7y2 + 8)j
A. conservative B. not conservative
Mathematics
Find the area of the region specified in polar coordinates.The smaller loop of the curve r = 6 + 12 sin ?
A. 18(2? + 3
)
B. 9(2? - 3
)
C. 9(2? + 3
)
D. 18(2? - 3
)
Mathematics
The abbreviation "b.i.d." means
A. three times a day B. as directed C. twice a day D. before meals
Mathematics
Find the measure of the angle.
?YZV
A. 140° B. 145° C. 155° D. 135°
Mathematics