6.यदि a+b = 3 तथा ab = 2, तो का मान ज्�

1.	6.यदि a+b = 3 तथा ab = 2, तो का मान ज्ञात कीजिए।ए क्यूब प्लस बी क्यूब
Answer» ong>ANSWER: $a {}^{2} + b {}^{2} \\ = (a + b) {}^{2} - 2ab \\ = 3 {}^{2} - 2 \times 2 \\ = 9 - 4 \\ = 5$ formula $a {}^{2} + b { }^{2} = (a + b) {}^{2} - 2ab$ u can use one more formula $a {}^{2} + b {}^{2} = (a - b) {}^{2} + 2ab$ Step-by-step EXPLANATION: I hope this is HELPFUL to you make me a brainliest please