Want a bit more of a challenge applying the power rule?

Problem

Consider the graph of the curve y, equals, x, start superscript, 10, end superscript, minus, 2, x, start superscript, 9, end superscript, plus, 3, x, start superscript, 8, end superscript. What is the slope of the curve at the point where x, equals, minus, 1, space?
Slope =
  • Your answer should be
  • an integer, like 6
  • an exact decimal, like 0, point, 75
  • a simplified proper fraction, like 3, slash, 5
  • a simplified improper fraction, like 7, slash, 4
  • a mixed number, like 1, space, 3, slash, 4
Get first 4 correct, or 5 in a row.