Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.tan ? = 
, ? < ? < 
Find sin(2?).
A. 
B. - 
C. 
D. - 
Answer: A
Mathematics
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Use the zero-exponent rule to simplify the expression.(3y)0
A. 0 B. 3 C. 1 D. 3y
Mathematics
Find the special product.(x + 9)2
A. x2 + 81 B. 81x2 + 18x + 81 C. x + 81 D. x2 + 18x + 81
Mathematics
Perform the indicated operation by changing to scientific notation first. Express the solution in decimal notation.
A. -400,000,000,000,000 B. -4,000,000,000,000,000 C. -40,000,000,000,000 D. -400,000,000,000
Mathematics
Determine the number that can be used in place of the question mark to make the equation true.
? = 25
A. -2
B. 2
C. No solution
D. 
Mathematics