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If a+b=11and ab=28 then find the value of a cube + b cube... |
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Answer» Answer: hey here is your answer mate. Step-by-step EXPLANATION: let a=4 b=7 then,a+b=11. ab=4×7=28 a cube + b cube =(a+b)(a SQUARE -ab+b square) 43+73=(4+7)(42-28+72) =11×(16-28+49) =11×(-12+49) =11×37 =407(answer) ANSWER IS COMPLETED. |
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