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23.06.2019 •
Mathematics
Find the solution set of x^2+3x-10=0
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Ответ:
2x + 3x - 10 = 0
2x + 3x = 5x
5x -10 = 0
+10 +10
5x = 10
5x/5 = 10/5
X = 2
Checking: 2^2 + 3(2) - 10 = 0
4 + 3(2) - 10 = 0
4 + 6 - 10 = 0
10 - 10 = 0
0 = 0
Ответ:
The zeros are 2 and -5.
Hope this helps and best of luck.
Ответ:
Step-by-step explanation:
divide 100 by 15 and then multiply that by 3...done