Question

Write two examples of quadratic polynomials in one variable

Answer 1

here it is,
${x}^{2} + 3x + 4 = 0$
${y}^{2} + 39y + 7 = 0$
both are quadratic equation in one variable.
If you will just delete the zero in RHS you will get the quadratic polynomial in one variable.

Thanks.
Tripathy

Answer 2

hii dear here is your answer

Examples 1) 2x^2 +5x=0
2) 3x^2+2x+8=0

hope it helps you.....
:-)