Question

Determine whether the values given against the given quadratic equation

x 2 + 3x - 4 = 9, x = 1,-2​

Answer 1

Step-by-step explanation:

let us put x=1 in the given eqn

1²+3×1-4=9

1+3-4=9

4-4is not equal to 9

this is not the root

let us put x=-2 in the eqn

-2²+3×-2-4=9

4-6-4=9

-2-4=9

-6 is not equal to 9

therefore both are not the roots of the given quadratic eqn

Answer 2

Answer:

his father of Arnavsrivastava the

Step-by-step explanation:

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