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Write the following cubes in the …

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Write the following cubes in the expanded form: (i) (3a + 4b)³
  • 1 answers

#Kavya Goenka 4 years, 4 months ago

Given, (3a+4b) using the identity a^3+b^3+3(a)^2(b)+3(a)(b)^2 = (3a)^3+(4b)^3+3(3a)^2(4b)+3(3a)(4b)^2 = 27^3+64^3+108a^2b+144ab^2
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