7x²+49x+84 plees solve in easy methord
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Answered by
5
7x2 +49x +84 = 0
x2 + 7x +12 = 0 (dividing by 7)
x2 + 4x + 3x + 12 = 0
x(x + 4) + 3(x + 4) = 0
x = -3 , -4
x2 + 7x +12 = 0 (dividing by 7)
x2 + 4x + 3x + 12 = 0
x(x + 4) + 3(x + 4) = 0
x = -3 , -4
Answered by
0
=7(x²+7x+12)
=7(x²+4x+3x+12)
=7[x(x+4)+3(x+4)]
=7(x+4) (x+3)
I hope it will be help uh...❤❤
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