When completing the square for the equation 
, what number is added to the x terms to complete the square?
?
A. 196
B. 49
C. -196
D. 7
E. 14
Answer: B
Mathematics
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Multiply or divide as indicated. Write the answer in lowest terms.
÷ 
A. 
B. 
C. 
D. 1
Mathematics
Find the intersection.{2, 3, 6, 10} ? {4, 7, 11, 12}
A. ? B. {2, 4} C. {3} D. {0}
Mathematics
Use a calculator to find the approximate value of the expression. Round the answer to two decimal places.csc 86°
A. -1.16 B. -1.08 C. 1.00 D. 1.08
Mathematics
Solve the formula for the indicated variable.r = 
for S
A. S = 4?r
B. S = 16?2r2
C. S = 
D. S = 4?r2
Mathematics