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Popular Calculus >

limit as x approaches 4 of-x^2+4x

Solution

x \to 4 lim (- x^{2} + 4 x)

Solution

0

Solution steps

x \to 4 lim (- x^{2} + 4 x)

Plug in the value

x = 4

= - 4^{2} + 4 \cdot 4

Simplify

= 0

Graph

Popular Examples

tangent of f(x)= 2/(3x+5),\at x=-1

t an g e n t f (x) = \frac{2}{3 x + 5}, at x = - 1

4y^{''}-4y^'+50y=0

4 y^{^{''}} - 4 y^{^{'}} + 50 y = 0

derivative of y=8^x

d er i v a t i v e y = 8^{x}

integral of (1-2x-x^2)/(x^3+x^2-3x+1)

\int \frac{1 - 2 x - x ^{2}}{x ^{3} + x ^{2} - 3 x + 1} d x

limit as x approaches 3 of (-x+6)/(-2-1)

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Frequently Asked Questions (FAQ)

What is the limit as x approaches 4 of-x^2+4x ?
The limit as x approaches 4 of-x^2+4x is 0