find the value of (14.7 X 15.3)
Answers
Answered by
162
( 14.7 ) × ( 15.3 )
=> ( 15 - 0.3 )² × ( 15 + 0.3 )
We Know, ( a - b ) ( a + b ) = a² - b²
=> 15² - 0.3²
=> 225 - 0.09
=> 224.91
=> ( 15 - 0.3 )² × ( 15 + 0.3 )
We Know, ( a - b ) ( a + b ) = a² - b²
=> 15² - 0.3²
=> 225 - 0.09
=> 224.91
Answered by
29
(15-0.3) (15+0.3). (A+b) (a-b) = a^2-b^2. 15^2-0.3^2= 225-0.09= 224.91 ans
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