Simplify the expression. Express the answer so that all exponents are positive. Whenever an exponent is 0 or negative, we assume that the base is not 0.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Evaluate the integral by using a substitution prior to integration by parts.
A. 
+ C
B. 
+ C
C. 
+ C
D. 
+ C
Mathematics
Determine whether the given linear equations are parallel, perpendicular, or neither.-48x - 6y = 3-8x - y = 10
A. parallel B. perpendicular C. neither
Mathematics
y?? ?10y? + 21y = 2x + 4
What will be an ideal response?
Mathematics
Identify two appropriate variables, and use the variables to write equations. Use either the elimination method or the substitution method to solve the equation
The sum of two numbers is 40 . There difference is 6 . Find the numbers. A. 23.5, 16.5 B. 23, 17 C. 18, 12 D. 25, 15 E. 26, 14
Mathematics