Multiply the conjugates.(3
- 2
)(3
+ 2
)
A. 37
B. 53 + 12
C. 53
D. 11
Answer: A
Mathematics
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Multiply using the rules for special products.(w - t)2
A. w2 - 2wt - t2 B. w2 - 2wt + t2 C. w2 + 2wt + t2 D. w2 - wt + t2
Mathematics
Decide if the function is linear.4x + 2y = 3
A. Yes B. No
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Write the phrase as a variable expression. Use x to represent "a number."5 times a number
A. 5 + x
B. 5 - x
C. 5x
D. 
Mathematics
Solve the system by the substitution method.
?
?
A. 
B. 
C. 
D. 
E. inconsistent
Mathematics