Find the exact value. Do not use a calculator.sin 495°
A. - 
B. 
C. - 
D. 
Answer: B
Mathematics
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Find the center and radius of the circle and sketch its graph.(x + 5)2 + (y + 2)2 = 7
A. (h, k) = (-5, -2), r = 
B. (h, k) = (-5, -2), r = 7
C. (h, k) = (-2, -5), r = 7
D. (h, k) = (-2, -5), r = 
Mathematics
Evaluate the expression without using a calculator.log 104
A. log 4 B. 104 C. 10 D. 4
Mathematics
Subtract.
A. 595 B. 807 C. 693 D. 695
Mathematics
Determine if the sequence is geometric. If the sequence is geometric, find the common ratio.-15, -19, -23, -27, . . .
A. yes, -4 B. no C. yes, -12 D. yes, 4
Mathematics