evaluate the number 991*1009
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Use the identity and get it solved
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Use identity
(a-b) (a+b)
(1000-9)sq (1000+9)sq
(1000) - (9) sq
1000000 - 81
9, 99, 919
THANKS HOPE IT WILL HELP YOU
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(a-b) (a+b)
(1000-9)sq (1000+9)sq
(1000) - (9) sq
1000000 - 81
9, 99, 919
THANKS HOPE IT WILL HELP YOU
PLZ MARK AS BRAINLIEST PLZ MARK AS BRAINLIEST PLZ MARK AS BRAINLIEST
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