perplexus.info :: Just Math : Find the value of this expression

Find the value of this expression (Posted on 2024-07-09)

If, x - 6/√x = 37

Then, find the value of x-6√x

See The Solution Submitted by K Sengupta

Rating: 5.0000 (1 votes)

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re: Solution - a refinement

| Comment 2 of 3 |

(In reply to Solution by Larry)

I started with a similar approach, but took a different method partway.

Lets jump to (y^2-6y-1) = 0. Instead of hitting it with the quadratic formula, instead go back to "Find: y^2 - 6y"

Rewrite y^2-6y into (y^2-6y-1)+1. Then substitute (y^2-6y-1) = 0

to make y^2-6y = 1.

Posted by Brian Smith on 2024-07-09 22:52:21

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