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11-04-2021
Mathematics

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using y =4x^2 +5x -21 find the actual slope of the curve at x = 2

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11-04-2021

Answer:

Step-by-step explanation:

[tex]\frac{dy}{dx} =4 \times 2x+5=8x+5\\at ~x=2,\frac{dy}{dx} =8(2)+5=21\\slope~of~curve~at~x=2 =21[/tex]

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