Question

Hi friends,

Good evening,

•Verify whether 1 is root of Quadratic Equation x²+3x-4=0.

Thanks ​

Answer 1

Answer:

Yes 1 is a root of the given quadratic equation.

Step-by-step explanation:

For veryfying whether 1 is a root of quadratic equation we have to put x=1 in th given equation:

x^2+3x-4=0. ------(1)

So , putting x=1 in (1)

Therefore, (1)==> (1)^2+3(1)-4=0

1+3-4=0

4-4=0

0=0

Since LHS =RHS

Therfore, 1 is a root of the given quadratic eqn.

Answer 2

Answer:

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