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Sagot :
Answer:
A -2V7
Step-by-step explanation:
you just have to subtract the coefficients
3-5=-2
-2V7
Answer:
-2√7
Step-by-step explanation:
Assuming the 'V's are supposed to be radical signs:
[tex]3\sqrt{7}-5\sqrt{7}\\\\(3-5)\sqrt{7}\\\\\boxed{-2\sqrt{7}}[/tex]
Hope this helps.
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