Question

if a²+b²=23 and ab=1 find a+b =​

Answer 1

Answer:

your answer in attachment

Answer 2

Answer:

hey mate ☺️ here is the answer

given,a^2+b^2=23

ab=1

•°•a+b=?

we get,

a^2+b^2=(a+b)^2-2ab

=>23=(a+b)^2-2.1

=>(a+b)^2=23+2

=25

=>(a+b)=√25

=+5

•°•the value of (a+b) is 5 or (-5)

Step-by-step explanation:

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