Graph the function on the indicated interval.y = cos (?x) + 3 sin x, 0 ? x ? 6.5 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find the equation of the hyperbola.Vertices at (5, 0) and (-5, 0), foci at (9, 0) and (-9, 0)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Evaluate the expression for the given value or values.
for a = 10, b = 4, c = 5, d = 7
A. 
B. - 7
C. - 3
D. 
Mathematics
Reduce the rational expression to lowest terms.
A. 
B. 
C. 5mp
D. 5m7p2
Mathematics
Solve for the indicated variable.A = 3?a2 for a
A. a = 
B. a = 
C. a = 
D. a = 
Mathematics