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Y=4x^2-28x+49 Need help learning factoring please put work so I can understand

Y=4x^2-28x+49 Need help learning factoring please put work so I can understand
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Y=4x^2-28x+49 Need help learning factoring please put work so I can understand

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User Tore
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Its trial and error i normally start with the middle but knowing that 49 has so few multiples i started there and went from there to get the -28x knowing 14+14=28 I knew i need 2*7 for both.
Y=4x^2-28x+49 Need help learning factoring please put work so I can understand-example-1
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User RJParikh
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