Question

check whether the following are quadratic equation x(2x+3)=x^2+1​

Answer 1

❇️ ANSWER ❇️

$x(2x + 3) = { x}^{2} + 1 \\ \\ 2 {x}^{2} + 3x = {x}^{2} + 1 \\ \\ {x}^{2} + 3x - 1 = 0 \\ \\ \\ hence \: it \: is \: a \: quadratic \: equation$