evaluate 46wholecube+34wholecube uing identities
chapter is expansion
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we know that , a^3 + b^3= (a+b) × (a^2+b^2-ab)....so by this formula we can write...
=>(46+43)×(46^2+34^2-46×36)
=>89 × 2116 + 1156 - 1656
=>1,87824 ans.
=>(46+43)×(46^2+34^2-46×36)
=>89 × 2116 + 1156 - 1656
=>1,87824 ans.
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