How to solve an equation using "solve" and get a decimal approx?

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Joey
Joey on 7 Dec 2014
Edited: Julián Escobar on 4 Jul 2022
I'm solving an equation for x using "solve(eqn,x)" and everything works fine but I get the fraction answer and I want the decimal answer. How can I change it?

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Accepted Answer

Azzi Abdelmalek
Azzi Abdelmalek on 7 Dec 2014
eq='x^2-2*x-7'
s=double(solve(eq))

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