Find the sine, cosine, and tangent for the angle A.
?
?
Where 
?
A. 
B. 
C. 
D. ?
E. ?
Answer: B
Mathematics
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Find the focus and directrix of the parabola.y2 = 4x
A. (1, 0); x = -1 B. (0, 1); y = -1 C. (1, 0); x = 1 D. (1, 1); x = 1
Mathematics
Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the 
. y = 
, y = 0, 0 ? x ? 
A. 
?
B. 2?
C. 8?
D. 16?
Mathematics
Factor the given factor from the expression.s-6/7; 14s2/7 - 2s-6/7
A. s-6/7(14s8/7 - 2) B. s2/7(14s8/7 - 24/1) C. s-6/7(14s8/7 - 2s) D. s1/3(14 - 2s4/1)
Mathematics
Multiply the polynomials. Express the answer as a single polynomial in standard form.(2x + 7y)2
A. 2x2 + 49y2 B. 2x2 + 28xy + 49y2 C. 4x2 + 28xy + 49y2 D. 4x2 + 49y2
Mathematics