Question

x(2x+3)=x2 +1 yes or No​

Answer 1

Step-by-step explanation:

x(2x+3) is not equal to x^2 + 1

Answer 2

Answer:

$2x {}^{2} + 3x = x {}^{2} + 1 \\ x {}^{2} + 3x - 1 = 0$

yes it is a polynomial

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