plz plz plz answr it fast
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7(a³+8b³)
=> 7[(a)³+(2b)³]
using a³+b³ = (a+b)(a²+b²-ab)
7(a+2b)(a²+4b²-2ab)
hope this helps
=> 7[(a)³+(2b)³]
using a³+b³ = (a+b)(a²+b²-ab)
7(a+2b)(a²+4b²-2ab)
hope this helps
anusha191:
plz
can you ans my next question its urgent
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tq
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hey
here's ur answer!!
7a³ + 56b³
= 7(a³+8b³)
= 7[a³+ (2b)³]
=7(a+2b)(a² -2ab + b²)
hope it helps!!
here's ur answer!!
7a³ + 56b³
= 7(a³+8b³)
= 7[a³+ (2b)³]
=7(a+2b)(a² -2ab + b²)
hope it helps!!
not this one
tq
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