Question

X^2-x-20=0 lalallalalal help

Answer 1

Roots of the quadratic equation x^2-x-20=0 are x=-4 and x=5

What is a Quadratic Equation?

Quadratic Equation: A quadratic equation is an algebraic equation of the second degree in x. The quadratic equation in its standard form is ax2 + bx + c = 0, where a and b are the coefficients, x is the variable, and c is the constant term.

a quadratic equation is given x^2-x-20=0

x^2-x-20=0

x^2-5x+4x-20=0

x(x-5)4(x-5)=0

(x+4)(x-5)=0

x+4=0 and x-5=0

x₁=-4 and x₂=5

-4 and 5 are the roots of the quadratic equation

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