factorize: 4x²+9y²+16z²+12xy-24yz-16xz
Answers
Answered by
16
Step-by-step explanation:
Solution:
4x²+9y²+16z²+12xy -24yz -16xz
= (2x)²+(3y)²+(4z)²+2(2)(3)xy -2(3)(4)yz -2(2x)(4z)
= (2x + 3y - 4z)(2x + 3y - 4z)
Answered by
13
Answer:
4x²+9y²+16z²+12xy-24yz-16xz
= (2x)²+(3y)²+(4z)²+2×2x×3y +2×3y×(-4z) + 2×2x ×(-4z)
Using the identity (a+b+c)² = a²+b²+c² +2ab+2bc+2ca
= ( 2x + 3y - 4z )²
=( 2x + 3y - 4z ) ( 2x + 3y - 4z )
Similar questions