Question

define quadratic equation and give examples

Answer 1

An equation which can be expressed in form of ax^{2}+bx+c where anot equal to 0

examples

4x^2+2x+2 etc

Answer 2

Hai friend,
here is your answer

Quadratic equation
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An equation with the degree 2 is known as quadratic equation

general form
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ax^2+bx+c
where a,b,c are real numbers, a not equal to 0

number of roots
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2

examples
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1)2y²+5y+10
2)12z²+3z+8
3)3x²+9
4)9z²-3

hope helped :)