Предмет: Алгебра, автор: moisenko1996kirill

Нужно решить примеры
6х в квадрате -5х=
15х в квадрате -5х=
-а в 11 степени -6а в 9 степени -2а в 14 степени=

3х(8-х)-5 (8-х)=
4в в квадрате х в квадрате -6bx+2bx в квадрате -3x=
6m-mn-6+n=

x в кубе +2х в квадрате -36х -72=0

32,4*6,7+17,6*8,3-32,4*1,7-3,3*17,6=

докажите что значения примера 8 в 6 степени +2 в 15 степени делиться на 9

дам 35 баллов!

Ответы

Автор ответа: ashra1
0

х(в квадрате) - 5х + 6 = 0

Д=b²-4ac

Д=25-24=1

×½=(дробь)5+1-в верху,2-внизу

х₁=3

×₂=2

Автор ответа: ashra1
0
Д=25-24=1 больше 0 ,следовательно 2 корня
Автор ответа: ashra1
0
просто записывай что я пишу
Автор ответа: ashra1
0
х1=5+12=62=3
Автор ответа: ashra1
0
х2=5-12=42=2
Автор ответа: ashra1
0
и всё
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