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Contact [7]
3 years ago
7

Solve each quadratic equation

Mathematics
1 answer:
True [87]3 years ago
8 0

Answer:

7.2/3 ± (isqrt2)/3

8.2±i

9.-0.4±0.2

10.1/3±1/3sqrt19

Step-by-step explanation:

7. a =3, b=-4, c=2

plugging in to the quadratic formula

(2 ± isqrt2)/3

8.a=1,b=-4.c=5

plugging in to the quadratic formula

2±i

9.a=5,b=4,c=2

plugging in to the quadratic formula

-0.4±0.2

10.a=-3,b=2,c=6

plugging in to the quadratic formula

1/3±1/3sqrt19

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