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1+2*x

Limit of the function 1+2*x

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 lim (1 + 2*x)
x->3+         
$$\lim_{x \to 3^+}\left(2 x + 1\right)$$
Limit(1 + 2*x, x, 3)
Lopital's rule
There is no sense to apply Lopital's rule to this function since there is no indeterminateness of 0/0 or oo/oo type
The graph
Other limits x→0, -oo, +oo, 1
$$\lim_{x \to 3^-}\left(2 x + 1\right) = 7$$
More at x→3 from the left
$$\lim_{x \to 3^+}\left(2 x + 1\right) = 7$$
$$\lim_{x \to \infty}\left(2 x + 1\right) = \infty$$
More at x→oo
$$\lim_{x \to 0^-}\left(2 x + 1\right) = 1$$
More at x→0 from the left
$$\lim_{x \to 0^+}\left(2 x + 1\right) = 1$$
More at x→0 from the right
$$\lim_{x \to 1^-}\left(2 x + 1\right) = 3$$
More at x→1 from the left
$$\lim_{x \to 1^+}\left(2 x + 1\right) = 3$$
More at x→1 from the right
$$\lim_{x \to -\infty}\left(2 x + 1\right) = -\infty$$
More at x→-oo
Rapid solution [src]
7
$$7$$
One‐sided limits [src]
 lim (1 + 2*x)
x->3+         
$$\lim_{x \to 3^+}\left(2 x + 1\right)$$
7
$$7$$
= 7.0
 lim (1 + 2*x)
x->3-         
$$\lim_{x \to 3^-}\left(2 x + 1\right)$$
7
$$7$$
= 7.0
= 7.0
Numerical answer [src]
7.0
7.0
The graph
Limit of the function 1+2*x