2 years ago

The expression 2r^2+18x +40 has a greatest common factor of 2.

Mathematics

1 answer:

avanturin [10]2 years ago

7 0

2(x^2+9x+20)

2(x^2+5x+4x+20)

2{x(x+5)+4(x+5)}

2(x+5)(x+4)

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