Question

Write the quadractic equation of addition
of the roots is
10 and
and product of the
root is 9​

Answer 1

sum

a + b= 10

so, a= 10- b............. ( i )

product

ab = 9

( 10-b) b = 9. ( using eq. i )

10-b² =9

10-9 = b²

b² = 1

taking root:-

b= +1, -1