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Quadratic formula to solve

Quadratic formula to solve
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4 votes
Quadratic formula to solve

Quadratic formula to solve-example-1
User Ned Ruggeri
by
8.8k points

1 Answer

5 votes
hello :
7c²+8c+1 = 0
the discriminant Δ = b²-4ac a = 7 b= 8 c = 1
Δ = 8²-4(7)(1) = 64-28 = 36 = 6²
x1 = (-8-6)/14 x2 = (-8+6)/14
x1 =-1 x2 = -1/7
User Basit Ali
by
7.5k points
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