Use Gauss-Jordan elimination to find the solution. Write the solution as an ordered pair.x - 5y = -4x + 8y = -4
A. (4, 0)
B. (0, -4)
C. (0, 4)
D. (-4, 0)
Answer: D
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Solve the problem.Find the inflection points (if any) on the graph of the function and the coordinates of the points on the graph where the function has a local maximum or local minimum value. Then graph the function in a region large enough to show all these points simultaneously. Add to your picture the graphs of the function's first and second derivatives.y = x5 - 4x4 - 200 
What will be an ideal response?
Find the values of p for which the series is convergent. Select the correct answer.
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Estimate. Then find the actual sum0.3347 + 2.406
A. Estimate: 2.7; Actual: 2.7407 B. Estimate: 2.7; Actual: 2.3753 C. Estimate: 5.4; Actual: 2.3753 D. Estimate: 5.4; Actual: 2.7407
Write as the sum and/or difference of logarithms. Express powers as factors.log3
A. - 3log3x
B. 
log3x - 3
C. 9 - 
log3x
D. log3x - 3