Question

ifthe sum of the roots of the quadratic equation
ax²-5x+11=0 is 15
then find the value of a​

Answer 1

Sum of roots of a quadratic equation = -b/a

→ Sum = 5/a

→ 15 = 5/a

→ a = 5/15

→ a = 1/3

Answer 2

sum of roots of the quadratic equations= -b/a

Sum- 5/a

= 5/15

=1/3

hope it helps