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Kuso4ekHleba
@Kuso4ekHleba
August 2022
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Решите пожалуйста 2 выделенных номера. ( В первом номере нужно решать через дискриминант, на сколько я понял )
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lenapanova
Verified answer
15х² + 11х + 2 = 0
D = 121 - 4*15*2 = 1
-11 -1
Х(1) = --------- = -2/5
30
-11+1
Х(2) = ----------- = - 1/3
30
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Answers & Comments
Verified answer
15х² + 11х + 2 = 0D = 121 - 4*15*2 = 1
-11 -1
Х(1) = --------- = -2/5
30
-11+1
Х(2) = ----------- = - 1/3
30