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If a = 2 and b = 3, find the value of ...

If a = 2 and b = 3, find the value of
(i) a + b
(ii) `a^(2) + ab`
(iii) `ab - a^(2)`
(iv) 2a - 3b
(v) `5a^(2) - 2ab`
(vi) `a^(3) - b^(3)`

Answer

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Knowledge Check

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  • if a + b = 1 , find the value of a^(3) + b^(3) - ab - ( a^(2) - b^(2))^(2)

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