Find the exact value using a double-angle identity.sin 
A. 
B. - 
C. - 
D. 
Answer: B
Mathematics
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Choose which of the following descriptions apply to the number (more than one may apply): whole, integer, rational, irrational, real.- 
A. Real, irrational B. Real, whole C. Real, rational D. Real, integer
Mathematics
Find the area.
(a parallelogram)
A. 20 cm2
B.
| 25 cm2 |
C. 12.5 cm2
D. 10 cm2
Mathematics
Determine whether the graph of the equation is symmetric with respect to the x-axis, the y-axis, and/or the origin.y = 2x2 + 3
A. origin B. y-axis C. x-axis D. x-axis, y-axis, origin E. none
Mathematics
Compute the product.
A. 
B. 
C. 
D. not defined
Mathematics