Write the vector v in the form ai + bj, given its magnitude 
and the angle ? it makes with the positive x-axis.
= 9, ? = 120°
A. v = 9
B. v = 9
C. v = 9
D. v = 9
Answer: D
Mathematics
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Write the compound statement in symbols.Let r = "The food is good." p = "I eat too much." q = "I'll exercise."I'll exercise if I don't eat too much.
A. ~p ? q B. ~p ? q C. ~(p ? q) D. ~p ? q
Mathematics
Find an equation for the line tangent to the curve at the point defined by the given value of t.x = 6 sin t, y = 6 cos t, t = 
A. y = 6
x + 1
B. y = x - 6
C. y = 6x + 6
D. y = - x + 6
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Use the quotient rule to simplify.
A. 5x
B. 5x
C. x
D. 5x
Mathematics
Perform the indicated operation. Simplify if possible.
+ 
A. 
B. 
C. 
D. 1
Mathematics