Solve the equation graphically. Check your answer.x2 + 11x = 0
A. 0, 11
B. -11, -1
C. -11, 1
D. -11, 0
Answer: D
Mathematics
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Sketch the graph of the function.y = -1 + 3 sin 2x
A. 
B. 
C. 
D. 
Mathematics
Find the polar equation for the curve represented by the given Cartesian equation. Select the correct answer.
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Mathematics
Solve the equation.
+ 
= 4
A. {
, -2}
B. {2, -2}
C. {0}
D. {-2}
Mathematics
Solve.Five divided by the sum of a number and 9, minus the quotient of 3 and the difference of the number and 9 is equal to 6 times the reciprocal of the difference of the number squared and 81. What is the number?
A. 39
B. -33
C. 12
D. - 
Mathematics