Question

Please answer As soon as possible..​

Answer 1

Answer:

1) a) x²-4x+3√2=0

2) a) x²-8x+15=0

Step-by-step explanation:

1) D=b²-4ac

D=(-4)²-4(1)(3√2)

D=16-16.97

D=-0.97

Since D<0, roots are not real

2) x²-8x+15=0

x²-5x-3x+15=0

x(x-5)-3(x-5)=0

(x-3)(x-5)=0

x-3=0 and x-5=0

x=3,5

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