SOLUTION: a number, plus ten times its reciprocal, is seven. Find all such numbers.
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Question 637791: a number, plus ten times its reciprocal, is seven. Find all such numbers.
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
let' a number be and its reciprocal will be
given:
a number, plus ten times its reciprocal, is seven; this means
...now we solve for
....both sides multiply by to get a rid of fraction
....solve using quadratic formula
solutions:
or
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