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Mathematics 16 Online
OpenStudy (anonymous):

Evaluate the expression |-1|-|-2|

OpenStudy (alexwee123):

@rlkirbs remember everything within the absolute value is positive...

OpenStudy (alexwee123):

so l-1l=1 what do you think l-2l is?

OpenStudy (anonymous):

2?

OpenStudy (alexwee123):

yep ^.^ so what is 1-2?

OpenStudy (anonymous):

-1

OpenStudy (alexwee123):

yep :D

OpenStudy (anonymous):

1 -2 = -1

OpenStudy (anonymous):

Ok :) how about -3|-3|

OpenStudy (alexwee123):

well what is l-3l ? @rlkirbs

OpenStudy (anonymous):

3

OpenStudy (alexwee123):

so -3(3)=?

OpenStudy (anonymous):

-9

OpenStudy (anonymous):

So that my answer! Right?

OpenStudy (alexwee123):

yep :)

OpenStudy (anonymous):

Awesome!! Thank you :)

OpenStudy (anonymous):

Use absolute value notation to discribe the distance between x and -10 is at least 6

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