Evaluate the indicated trigonometric function of the acute angle ?.If ? is an acute angle of a right triangle and if sin ? = 
, then find the value of csc ?.
A. 
B. 2
C. 
D. 
Answer: D
Mathematics
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Find the work done by F over the curve in the direction of increasing t.F = - 
i + 
j + 
k; C: r(t) = 
i + 
j + 7tk, 0 ? t ? 
A. W = 
+ 
?2
B. W = 
+ 
?2
C. W = 
+ 
?2
D. W = 
+ 
?2
Mathematics
Write the first five terms of the geometric sequence with the given information.an = -5an-1; a1 = -4
A. 20, -100, 500, -2500, 12,500 B. -4, -9, -14, -19, -24 C. -4, 20, -100, 500, -2500 D. -5, -20, -100, -500, -2500
Mathematics
Find the relative extrema of the function. Find the relative extrema of trigonometric functions on [0, 2? ]. List your answers in terms of ordered pairs. Then sketch a graph of the function.
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Mathematics
Simplify.-
A. -0.02 B. does not exist as a real number C. -0.2 D. 0.02
Mathematics