SOLUTION: prove that if {{{a<b}}} and {{{c<d}}} then {{{a+c<b+d}}}
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-> SOLUTION: prove that if {{{a<b}}} and {{{c<d}}} then {{{a+c<b+d}}}
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Question 505225
:
prove that if
and
then
Answer by
MathLover1(6634)
(
Show Source
):
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put this solution on YOUR website!
Since
, by adding
to both sides we have
Since
, by adding
to both sides we have
Thus we have
implying
.
