Question

check whether x(x+3)+5=(x_2) is a quadratic equation

Answer 1

Solution :

x( x + 3 ) + 5 = ( x - 2 )

=> x² + 3x + 5 - x + 2 = 0

=> x² + 2x + 7 = 0

Degree of the equation = 2

Therefore ,

Given equation is a quadratic equation.

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Answer 2

Answer:Step-by-step explanation: x(x+3)+5=(x_2)

⇒x²+3x+5=x_2

⇒   x²+3x_x+5+2=0

⇒x²+2x+7=0    yes it is a quadratic equation