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Mathematics 18 Online
OpenStudy (mtalhahassan2):

Need help!!

OpenStudy (mtalhahassan2):

Find the slope of the tangent to the curve y= x^2- x at the point (3,6).

OpenStudy (mtalhahassan2):

f(x+h)-f(x) / h

OpenStudy (mtalhahassan2):

f(3)^2-(3)+h) - (3)^2-(3) / h

OpenStudy (mtalhahassan2):

(6+h)-6/ h

OpenStudy (mtalhahassan2):

@Ella4184 @faariat

OpenStudy (raffle_snaffle):

take the derivative

OpenStudy (mtalhahassan2):

= (6+h)-6/h + (6-h)-6/ (6-h)-6 = 6-h+36 / h.(6-h)-6

OpenStudy (mtalhahassan2):

@raffle_snaffle am I doing it right?

OpenStudy (mtalhahassan2):

= (6+h)-6/h + (6-h)-6/ (6-h)-6 = 6-h+36 / h.(6-h)-6 = 6-36/ (6-h)-6 =-30/(6-h)-6 = -5/(6-h)

OpenStudy (mtalhahassan2):

Did I make any mistake?

OpenStudy (raffle_snaffle):

I am trying to look at what you did

OpenStudy (raffle_snaffle):

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