Suppose that ? is in standard position and the given point is on the terminal side of ?. Give the exact value of the indicated trig function for ?.(6, 8); Find sin ?.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find the standard-form equation of the ellipse centered at the origin and satisfying the given conditions.An ellipse having a focus at (
, 0) and directrix x = 
.
A. 
+ y2 = 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Evaluate the integral.
dt
A. 3 ln
- 
+ C
B. 4 ln
- 
+ C
C. 3 ln
- 
+ C
D. 3 ln
+ 
+ C
Mathematics
Provide the requested proof.In the trapezoid below, 
and 
. If M is the midpoint of 
, prove that 
What will be an ideal response?
Mathematics
Rewrite the expression as an equivalent expression that does not contain powers of trigonometric functions greater than 1.f(x) = 3 sin2 x cos2 x
A. 
- 
cos 4x
B. 
sin 2x
C. 
- 
cos 4x
D. 
- 
cos 2x
Mathematics