Fsc Part 1 Mathematics (Complete Solution)
Q5
Solve the Following equations
x
+ 8 = 6x
2 |
5 |
1 |
5 |
Solution
Let x
= t and Put in the given equation
1 |
5 |
t2 - 6t + 8 = 0
Comparing the given equation with at2 + bt + c = 0, we get
a = 1,
b = -6,
c = 8
b = -6,
c = 8
By Quardratic formula, we have
t = |
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t = |
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t = |
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t = |
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t = |
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Either |
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OR |
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By letting x
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x = 25 | x = 45 | ||||||||||||||
x = 32 | x = 1024 |
Hence the Solution Set of given equation is {32, 1024}