Question

the numberof roots in common for the equations 3x^2–21x+18=0 and 5x^2–35x+30=0​

Answer 1

after solving 3x^2-21x+18=0

x = 1 & x = 6.

after solving 5x^2-35x+30=0

x = 1 & x = 6.

Both the roots of both equation are equal.