Solve the system of equations.
A. x = 0, y = 0, z = 4; (0, 0, 4)
B. x = 0, y = 4, z = -4; (0, 4, -4)
C. x = 0, y = 4, z = 0; (0, 4, 0)
D. inconsistent
Answer: C
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Use reduction formulas to evaluate the integral.
A. - 
tan4 4x + 
tan2 4x - 
ln
+ C
B. 
tan4 4x - 
tan2 4x - ln
+ C
C. 
tan4 4x - 
tan2 4x + 
ln
+ C
D. 
tan4 4x - 
tan2 4x - 
ln
+ C
The table shows ice cream cone sales at an ice cream shop. Let p and q represent the following statements:p: Vanilla is the best-selling flavor.q: Chocolate chip outsold strawberry by 13,000 cones. Ice Cream Sold One Year 
Write the symbolic statement below in words. Then use the table to determine the truth value of the statement. ~ q ? ~ p
A. If chocolate chip did not out sell strawberry by 13,000 cones, then vanilla was not the best-selling flavor. Truth value: False B. If chocolate chip out sold strawberry by 13,000 cones, then vanilla was not the best-selling flavor. Truth value: True C. If chocolate chip did not out sell strawberry by 13,000 cones, then vanilla was the best-selling flavor. Truth value: True D. If chocolate chip did not out sell strawberry by 13,000 cones, then vanilla was not the best-selling flavor. Truth value: True
Use algebraic and/or graphical methods to solve the inequality.
> 0
A. x < - 3
B. x < 0
C. x > - 
D. x < 
Fill in the blank with one of the words or phrases listed below.
If cross products are 
the proportion is false.
A. unit price B. equal C. unit rate D. not equal