Decide if the number is rational or irrational.1.41421...
A. Rational
B. Irrational
Answer: B
Mathematics
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Simplify the expression. Use positive exponents. Assume variables represent nonnegative numbers.
2
A. 
B. 
C. 
D. 
Mathematics
Subtract and simplify.
- 
A. 
B. 
C. 
D. 
Mathematics
Factor the expression.3x2y + 6xy2
A. 3xy(x + 2y) B. xy(3x + 6y) C. 3xy(x + y) D. 3(x2y + 2xy2)
Mathematics
Find the sum of the finite geometric series using a formula.1 + 3 + 9 + 27 + 81
A. 121 B. 122 C. 131 D. 124
Mathematics