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Question

Solve each of the following equations. Also, verify the result in each case.
x2=x3+1

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Solution

x2 = x3 + 1
Transposing x3 to LHS, we get
x2-x3 = 13x-2x6 = 1
x6 = 1
Multiplying both sides by 6, we get
x6×6 = 1×6
x = 6
Verification:
Substituting x = 6 in the given equation, we get
62= 63+ 1
3 = 2 + 1
3 = 3
LHS = RHS
Hence, verified.

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