4,646,536 is the right answer
Your answer would be 66^3 meaning 66 to the power of 3
If it is (6^-4)^6 it should be 1/6^24. The picture was a bit blurry.
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Slope: (y2-y1)/(x2-x1)
(-1-4)/(2+3) = -5/5 = -1
The slope is -1
