3 years ago

Solve this quadratic equation using the quadratic formula. 2x2 - 10x + 7 = 0

Mathematics

2 answers:

frez [133]3 years ago

8 0

Answer:

Step-by-step explanation:

2x^2-10x+7 A=1, B=-10. C=7

-(-10)±√-10^2-4(1)(7)

------------------------------

2(1)

10±√100-28

----------------

10±√72

-----------

10±8.485281374

10+8.485281374 =9.24

10-8.485281374 =0.76

alexgriva [62]3 years ago

5 0

Answer:

x= 5/ 2 + 1/2 √11

or x= 5/ 2 + −1/ 2 √11

Step-by-step explanation:

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