Grade 11Algebra
find all values of afor which both roots of equation x^2-6ax+2-2a+9a^2=0 are greater than 3
find all values of afor which both roots of equation x^2-6ax+2-2a+9a^2=0 are greater than 3
1 Answer
Arun
Dear student
use D > = 0
f(3) > 0
and
– b/2a > 3
and take intersection
You will get answer i.e. a > 11/9
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