Simplify the expression.sin 8x cos 8x
A. cos 4x
B. 2 sin 4x
C. cos 8x
D. 
sin 16x
Answer: D
Mathematics
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Solve. Write the answer as a mixed number as needed.Amy decided to bake bread and a cake. For the bread she needed 3
cups of flour. For the cake she needed 1
cups of flour. She had only 3
cups of flour. How much more flour did she need?
A.
1 cups |
B.
2 cups |
C.
1 cups |
D.
1 cups |
Mathematics
Find the most general antiderivative.
dy
A. 9 cos-1 y - ln |y| + C
B. 9 cos-1 y + 4 ln |y| + C
C. 
- 
+ C
D. 9 cos-1 y - 4 ln |y| + C
Mathematics
Write < or > to make a true statement.
____ 
A. < B. >
Mathematics
Use scientific notation to solve the problem.A light-year is the distance that light travels in one year. Find the number of miles in a light-year if light travels at a speed of 1.86 × 105 miles per second.
A. 6.0 × 107 mi B. 6.0 × 1014 mi C. 6.0 × 1012 mi D. 6.0 × 105 mi
Mathematics