Math, asked by vjai59924, 1 day ago

7x2 – 19x – 6 middle term spilling​

Answers

Answered by cjanagan11
0

sol.

7x2−19x−6=0

⇒7x2−21x+2x−6=0

⇒7x(x−3)+2(x−3)=0

⇒(7x+2)(x−3)=0

Now, this means either (7x+2)=0 or (x−3)=0.

7x+2=0⇒x=7−2

x−3=0⇒x=3

Hence the two roots of this quadratic equation are 7−2 and 3.

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