kamarihemingway9822
09.06.2020 •
Mathematics
1. Is (6,7) a solution to the inequality y> 2x - 5? 2. Mathematically prove that it is or isn't below.
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Ответ:
Step-by-step explanation:
Step 1: Consider the assumption:
Generally, ) is supposed to be the pair of 2 components, in which, the first component is x-component (domain), the second component is y-component (range).
Hence,
Step 2: Substitute and into the inequality
<=>
Step 3: Simplify
<=>
<=>
Step 4: Evaluate
Invalid
Reason:
Step 5: Conclude
is not a solution to the inequality
Hope this helps!
:)
Ответ: