Math, asked by agarwalvinayak62, 6 months ago

(x/2-2/5) (2/5-x/2) x​

Answers

Answered by sakash20207
0

(x/2 - 2/5 )( 2/5 - x/2) - x

= -(x/2 - 2/5 )( x/2 - 2/5) - x

= -(x/2 - 2/5)² - x

= - [( x/2 )²+( 2/5 )²-2 × x/2 × 2/5]-x =

=-[x²/4+4/25-2x/5] - x

= = -x²/4 + 2x/5-4/25 - x

-x²/4 + (2/5 - 1)x - 4/25

= = -x²/4 +[ (2 - 5)/5]x - 4/25

= -x²/4 - 3x/5-4/25

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