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OpenStudy (anonymous):
Evaluate -6.25 - |4.2 - 8.1|
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hartnn (hartnn):
do you know what that \(|...|\) 'absolute sign' mean ?
OpenStudy (anonymous):
Yessss
hartnn (hartnn):
good!! then first calculate whats 4.2-8.1 =... ?
OpenStudy (anonymous):
-3.9
hartnn (hartnn):
correct, now what would be \(|-3.9|\) then ? would it be -3.9 only or would it change due to absolute sign ?
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OpenStudy (anonymous):
just 3.9
OpenStudy (anonymous):
i got it !
hartnn (hartnn):
you got this! +3.9 is correct :) -6.25 +3.9 =?
hartnn (hartnn):
i am glad you got it :)
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