Solve the equations.2z2 + 3 = 165
A. ±10
B. ±9
C. 9
D. 82.5
Answer: B
Mathematics
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Find the limit.
A. 1
B. 0
C. ?
D. 
Mathematics
In the problem, t is a real number and P = (x, y) is the point on the unit circle that corresponds to t. Find the exact value of the indicated trigonometric function of t.(
, - 
)Find csc t.
A. - 
B. - 
C. 
D. 
Mathematics
Calculate. Write answer in lowest terms.1
+ 7
A. 8
B. 3
C. 9
D. 9
Mathematics
Evaluate the expression for the given replacement values.xy for x = 8, y = -2.9
A. 23.2 B. -232 C. 232 D. -23.2
Mathematics