dondre54
06.07.2021 •
Mathematics
Find the solution to the system
of equations.
y = 2x + 3
([?], [ ]
2
بیر
2 3 4
-4 -3 -2 -1
-1
-2
3
-4
y=-x
Enter
![Find the solution to the system
of equations.
y = 2x + 3
([?], [ ]
2
بیر
2 3 4
-4 -3 -2 -1
-1
-2](/tpl/images/2419/0044/272ee.jpg)
Solved
Show answers
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Ответ:
The two lines meet at (-1,1)
Ответ:
1. a²-a-12
2. 2x-6
3. 2a²+862a-28644
4. x³-x²-26x+30
Step-by-step explanation:
1. (a + 3)(a - 4) = a²-4a+3a-12 = a²-a-12
2. (x - 3)2 = 2x-6
3. (2a – 62)(a + 462) =2a²+924a-62a-28644 = 2a²+862a-28644
4.(x - 5)(x²+ 4x - 6) = x³+4x²-6x-5x²-20x+30 = x³-x²-26x+30