Find the numerical value of the rational expression for the given value of x.
, x = 3
A. 
B. - 
C. - 
D. 
Answer: C
Mathematics
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Solve by the method of your choice.(4x - 7)2 = 294
A. 
B. 
C. 
D. 
Mathematics
Use the rules for exponents to rewrite the expression and then evaluate the new expression. 
A. 
B. -4
C. 2
D. - 
Mathematics
Simplify the given expression using the definition for negative exponents. Assume that all variables represent nonzero numbers.
A. 8 B. 3k2 C. 3k D. 8k2
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. 
B. 
C. 
D. 
Mathematics