Multiply and simplify.-6z ? 
A. 0
B. 36z
C. 1
D. -1
Answer: C
Mathematics
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Sketch several solution curves.y' = y - 2
What will be an ideal response?
Mathematics
Use identities to find the exact value of the expression.sec2 70° - tan2 70°
A. 0 B. 0.70 C. 0.49 D. 1
Mathematics
Write the ratio in lowest terms.7
tons to 7
tons
A. 
B. 
C. 
D. 
Mathematics
Solve the system by the method of substitution.
?
?
?
A. (0, 0)
B. (
, )
C. (
, - )
D. (- 
, )
E. (- 
, - )
Mathematics