Solve the equation by the method of your choice.8x2 - 55x - 7 = 0
A. {-8, 7}
B. 
C. 
D. 
Answer: D
Mathematics
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Simplify using the rules for exponents. Use only positive exponents in your answer.
A. 
B. 
C. 
D. 
Mathematics
Find two paths of approach from which one can conclude that the function has no limit as (x, y) approaches (0, 0).f(x, y) = 
What will be an ideal response?
Mathematics
Solve the equation.3x = 27
A. 81 B. 8 C. 27 D. 9
Mathematics
Use the laws of exponents to simplify each expression using positive exponents only. Assume all variables represent nonzero real numbers.42 ? 49
A. 418 B. 1618 C. 411 D. 1611
Mathematics