Simplify the expression. Assume that all variables are positive when they appear.
A. 7
B. 
C. 43
D. 
Answer: B
Mathematics
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Find the derivative.y = 
+ 
A. y ' = 2 cos x - csc2 x B. y ' = 2 csc x cot x - sec2 x C. y ' = 2 csc x cot x - csc2 x D. y ' = - 2 csc x cot x + sec2 x
Mathematics
Use roster notation to name the set.The set of natural numbers that are multiples of 5
A. {5, 10, 15, . . . } B. {5, 10, 20, . . . } C. {5, 25, 125, . . . } D. {1, 2, 3, . . . }
Mathematics
Simplify.-9(8 - 5) - 34
A. 3 B. -108 C. 54 D. 81
Mathematics
Find the measure of the indicated angle.
Find the measure of ?EBC.
A. ?EBC = 35° B. ?EBC = 68° C. ?EBC = 55° D. ?EBC = 11°
Mathematics