Given the two quadratic equations: a 2 − 7 a + d = 0 a^2 - 7a + d = 0 a 2 − 7 a + d = 0 b 2 − 4 b + ( d − 9 ) = 0 b^2 - 4b + (d - 9) = 0 b 2 − 4 b + (...

Banking SBI PO Prelims Medium Simplification/ Approximation MCQ

Question

Given the two quadratic equations:

a^2 - 7a + d = 0

b^2 - 4b + (d - 9) = 0

where the roots of the first equation are $x$ and $y$ , and the roots of the second equation are $x$ and $y - x$ .

If we multiply the second equation by $3z$ and add $1$ to the smallest root of the newly formed equation, what is the resulting number?

$4$

$3$

$2$

$0$

None of the above

quadratic equationsrootsalgebrasbi po prelims

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