2.5-2.6 Derivative Rules: power Flashcards
1
Q
In words, how do you find the derivative of a power? (x^n)
A
Bring the power down and subtract one from it. If there are any other numbers out front multiply the power when you bring it down. Be careful about parentheses.
2
Q
A
3
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4
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5
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6
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7
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8
Q
A
Technically think of sqrt as x^1/2 and use the power rule to get (1/2)x^-(1/2). the negative exponent moves it down to the bottom giving you 1 over 2 times root x on bottom.
