Find the exact value of the expression.tan
A. - 
B. - 
C. - 
D. 
Answer: B
Mathematics
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Evaluate the integral.
A. 1 B. 4 C. 0 D. 2
Mathematics
Use the square root method to solve the equation. 8z2 - 1568 = 0
A. 14 B. ± 15 C. 786 D. ± 14
Mathematics
Subtract.(a2b2 - a2b + 7ab2 + 8ab + 2a2b2c2) - (a2b2 + a2b - 8ab + 2a2b2c2)
A. -2a2b - 7ab2 - 16ab B. 4a2b2c2 + 7ab2 C. -2a2b + 7ab2 + 16ab D. 4a2b2c2 + 2a2b2 + 7ab2
Mathematics
Suppose we draw a card from a well-shuffled deck of 52 cards. Find the specified probability.The probability of drawing a black card
A. 
B. 2
C. 
D. 
Mathematics