makonfaknk
18.03.2020 •
Mathematics
Solve Systems Graphically and graphs
pls solve 2 of them at least and three to get brainliest!
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Ответ:
43b. (-1, 2)
43a. (1, -3)
36b. Yes: (0,9)
Step-by-step explanation:
43b. x+y=1
-x+y=3
2y=4 > y=2
2+x=1 > x=-1
check:
2(-1)+2=0
0=0
43a. can you figure this one out by yourself and then check it? If you can't I will show my work. The answer is above. :)
36b. y-(0)^2=9
y=9
Ответ:
Sample Response: Each base must be treated separately. Since each base is raised to a negative exponent, they should both be in the denominator of the fractions. The simplified form of the expression has 1 in the numerator and r to the 8th power times s to the 5th power in the denominator.