Find the value of the variable that satisfies the equation.
x - 4 = 1
A. x = 30
B. x = -30
C. x = -18
D. x = 18
Answer: A
Mathematics
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A. 17(j + k)
B. 17
C. 289
D. 17
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A. -144? B. -288? C. 144? D. 288
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if the density is proportional to the distance from the center.
A. 
B. 
C. 
D. 
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Find the derivative.
A. - csc2 ? csc2 (cot ?) B. csc2 ? cot ? C. csc2 (cot ?) D. - csc3 ? cot ?
Mathematics