Question

factors 25x²+16y²+ 4z² - 40xy
+ 16yz-20xz​

Answer 1

Answer:

(-5x + 4y +2z)^2

Step-by-step explanation:

Hope it helped you

Answer 2

Answer:

25x²+16y²+ 4z² - 40xy + 16yz-20xz

= (-5x)² + (4y)² + (2z)² + 2(-5)(4) + 2(4)(2) + 2(2)(-5)

=( -5x + 4y + 2z)²

= ( -5x + 4y + 2z)( -5x + 4y + 2z)

Hope this helps....

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