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If a + b = 8 and ab = 12, then the value of $a^3+b^3$ is : |
224 96 288 512 |
224 |
If x + y = n then, $x^3 + y^3$ = n3 - 3 × n × xy If a + b = 8 ab = 12, then the value of $a^3+b^3$ is = 83 - 3 × 8 × 12 $a^3+b^3$ = 512 - 288 $a^3+b^3$ = 224 |
