solve using formula m²=2+2n
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Step-by-step explanation:
m^2 -2m =2
using completing square method
add(1/2×2)^2=1 to both sides
m^2-2m+1=2+1
(m-1)^2=3
m-1=+-root3
m=+-root3-1
m=root3 -1 and m= -root3 -1
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