xpand (3x+4y) 3 using suitable identity
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Answered by
1
Answer:
(a+b)³=a³+3a²b+3ab²+b³
(3x+4y)³=9x³+64x³+108x²y+144xy²
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Step-by-step explanation:
Answered by
1
Answer:
multiply 3 with (3x+4y)
= 3(3x)+3(4y)
= 9x + 12y
so
(3x +4y)=9x +12y
Step-by-step explanation:
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