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ICSE Class 9 Answered

Expand: (3x+5y+2z) (3x-5y+2z)
Asked by jaishansra | 23 Mar, 2019, 01:58: PM
answered-by-expert Expert Answer
( 3x +5y +2z ) ( 3x -5y + 2z)
 
= 9x2 -15xy +6xz +15xy -25y2 +10yz +6xz -10yz +4z2
 
= 9x2 -25y2 +4z2 +12xz
Answered by Thiyagarajan K | 23 Mar, 2019, 03:47: PM

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ICSE 9 - Maths
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