ajutati-ma va rog urgent
sa se rezolve ecuatiile:
1)√7-3x=x+7
2)6²-4*6×=12
3)log2×+log²n3=3

By: USER2821
30 Agustus 2025 matematica 5 minutes
4.5
115 views 115 comments 10 shares
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Question

Grade: Education Subject: matematica
ajutati-ma va rog urgent
sa se rezolve ecuatiile:
1)√7-3x=x+7
2)6²-4*6×=12
3)log2×+log²n3=3
Asked by:
115 Viewed 115 Answers

Answer (115)

Best Answer
(198)
1) ✓7-3x=x+7
-3x-x=7-✓17
-4x=7-✓7
x= -7 supra 4 + ✓7 supra 4
x= -7 + ✓7 supra 4
2)6^2-4•6x=12
36-24x=12
-24x=12-36
-24x=-24
=1
3) nu știu
Answered on 30 Agustus 2025

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