Please please please please please please please Please
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Hii Dear
Q . 3
a + b = 8
ab = 6 (given )
•°•( a + b )³ = a³ + b³ + 3ab ( a + b )
hence , (a + b ) ³ - 3ab( a + b ) = a³+ b³
= 8³ - 3×6 ( 8)
= 512 - 144
= 368 Answer ✔
Q . 3
a + b = 8
ab = 6 (given )
•°•( a + b )³ = a³ + b³ + 3ab ( a + b )
hence , (a + b ) ³ - 3ab( a + b ) = a³+ b³
= 8³ - 3×6 ( 8)
= 512 - 144
= 368 Answer ✔
Answered by
5
hope it helps you............
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StudyBuddy09:
u r giving my answers again and again
thanks
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