Question

2y²-19y+44=0 find y​

Answer 1

Answer:

By formulae method

1. y=-b±√b²-4ac
2. a=2
3. b=-19
4. c=44

b²-4ac=(-19)²-4*2*44

b²-4ac=361-352

b²-4ac=9..............eq ¹

y=-(-19)±√9/2*2

y=19±3/4

y=19+3/4. OR. y=19-3/4

y=22/4. OR. y=16/4

y=11/2. OR. y=4

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