Question

Z^2-5√2z+12 spiliting the middle term

Answer 1

hey mate :

Z^2-5√2z+12 spiliting the middle term

solution:

z²-5√2 z +12

= z² -3√2 z -2√2 z +12

= z(z-3√2)-2√2(z-3√2)

= (z-2√2)(z-3√2)

i hopes its helps u

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Answer 2

Step-by-step explanation:

z^2 - 5 √2z + 12 =0

z^2 - 2√2z - 3√2z +12 =0

z (z - 2√2) - 3√2 ( z - 2√2) = 0

[z - 3√2 ] [ z - 2√2] =0

z =3√2 , z = 2√2

hope its helpful for u