Question

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9. If a = 4 and b = 5, find the value of a3 + b3 - 3a²b + 3ab2​

Answer 1

question:- a=4, b=5

• a3+b3-3a²b+3ab²
• 4(3) +5(3) -3(4)²(5) +3(4) (5)
• 12+15-48(5) +12(5)
• 12+15-240+60
• 27-240+60
• -213+60
• -153

-this is ur answer