Integral of $$$7$$$
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Your Input
Find $$$\int 7\, dx$$$.
Solution
Apply the constant rule $$$\int c\, dx = c x$$$ with $$$c=7$$$:
$${\color{red}{\int{7 d x}}} = {\color{red}{\left(7 x\right)}}$$
Therefore,
$$\int{7 d x} = 7 x$$
Add the constant of integration:
$$\int{7 d x} = 7 x+C$$
Answer
$$$\int 7\, dx = 7 x + C$$$A