Simplify the radical expression by factoring out the largest perfect nth power. Assume that all variables are positive.
A. 8
B. 5
C. 25
D. 5
Answer: B
Mathematics
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Find the exact value of the expression.sin 185° cos 65° - cos 185° sin 65°
A. 
B. - 
C. - 
D. 
Mathematics
Solve the problem.A chemist needs 130 milliliters of a 72% solution but has only 17% and 82% solutions available. Find how many milliliters of each that should be mixed to get the desired solution.
A. 100 mL of 17%; 30 mL of 82% B. 20 mL of 17%; 110 mL of 82% C. 110 mL of 17%; 20 mL of 82% D. 30 mL of 17%; 100 mL of 82%
Mathematics
Simplify the expression 
as much as possible after substituting 
for x.
What will be an ideal response?
Mathematics
Find the diameter of the circle.
A. 
B. 
C. 
D. 9
Mathematics