Math, asked by aditya6575, 10 months ago

solve the equation y2+21=13y

Answers

Answered by wardahd1234

1

y2 + 21 = 13y
y2 -13y + 21 = 0
D = b2-4ac
a = 1 b = -13 c = 21
(-13)2 - 4 (1)(21)
169 - 84 = 85

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