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Find the equation of the tangent to the curve $y=x^2$ at the point $(1;1)$ and draw both functions.
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grad of tangent= 2x, at x=1, this gives 2

equation= y-1=2(x-1)

y=2x-1

then draw line and quadratic graphs using x values from -3 up to +3 or as deemed necessary
by Silver Status (31.3k points)

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