Math, asked by abhishekoominj, 4 months ago


solve the quadratic equation
x²+ 7 x - 2 = 0​

Answers

Answered by unknown7038
0

Answer:

a=1,b=+7,c=+12

x=

2a

−b±

b

2

−4ac

x=

2×1

−(+7)±

7

2

−4×1×12

x=

2

−7±

49−48

x=

2

−7±1

x=

2

−7+1

or x=

2

−7−1

x=−3 or x=−4

Step-by-step explanation:

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