JEE MAIN - Mathematics Bengali (2022 - 28th July Evening Shift - No. 4)

ধর $$f(x) = a{x^2} + bx + c$$ এরূপ যে $$f(1) = 3,f( - 2) = \lambda ,f(3) = 4$$ হয়। যদি $$f(0) + f(1) + f( - 2) + f(3) = 14$$, হয়, তবে $$\lambda $$ এর মান হবে
$$ - 4$$
$${{13} \over 2}$$
$${{23} \over 2}$$
$$4$$

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