Multiply and simplify. Assume that all variables represent positive real numbers.
? 
A. 
B. 
C. 30
D. 
Answer: A
Mathematics
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Decide whether or not the number is a zero of the polynomial.P(x) = x4 + 6x2 - 135; 3
A. Yes B. No
Mathematics
Solve the problem.The cost of renting a car is $27 a day plus 20 cents per mile. Use a linear model to determine how far Lisa can drive in one day if she only has $107?
A. 535 mi B. 215 mi C. 80 mi D. 400 mi
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Round as indicated.7530 to the nearest hundred
A. 7400 B. 7510 C. 7500 D. 7600
Mathematics
Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.
A. 4-11
B. 4-15
C. 43
D. 
Mathematics