Write the expression without using negative exponents, and simplify the resulting complex fraction. Assume that no denominators are 0.
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?
A. ?
B. ?
C. ?
D. ?
E. ?
Answer: B
Mathematics
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Find the extreme values of the function and where they occur.y = 
A. Absolute maximum value is 1 at x = 0. B. Absolute maximum value is 1 at x = 0.5. C. Absolute maximum value is 1 at x = 0.5, absolute minimum value is -1 at x = 0.5. D. Absolute minimum value is -1 at x = 0.5.
Mathematics
Solve the equation.
- 
= 
A. 
B. 
C. 
D. 
Mathematics
Solve.A digital photograph is 60 pixels longer than it is wide and has a total area of 5500 pixels. Find the dimensions of this photograph.
A. 50 × 110 pixels B. -10 × 50 pixels C. 110 × 170 pixels D. 170 × 230 pixels
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Graph the function.f(x) = x2 - 2
A. 
B. 
C. 
D. 
Mathematics