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Grade: 11 

                        
Roots of equation x.x -10cx-11d=0 are a and b and those of x.x -10ax-11b=0 are c and d. Then a+b+c+d=?
4 years ago

Answers : (1)

Vikas TU
12141 Points 
							
From first eqn.
a+b that is sum of roots => 10c
From second eqn.
c+d = >10a
Therfore,
a+b+c+d =  10(a+c)
4 years ago
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