Logs part 12

[shut bridge]

Part 12

[atomic plaza]

4-x^2 = (2+x)(2-x)
so it multiplies in the numerator using log laws and x+2 cancels

note that
x>0
x+2>0
4-x^2 > 0
gives 0<x<2

and

1-e^y >=0
e^y<=1
when y=0, e^y = 1
so y<=0

[foggy violet]

yo what textbook is this

[shut bridge]

ocr

[foggy violet]

thanks felicia

[shut bridge]

Thank you 🙂