i solve the following simultaneous equation by
using cramer's rule
3x-y=7;X 4y=11
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Answered by
0
Answer:
jdhcnc
the group. Anyone
Answered by
0
Step-by-step explanation:
Answer
Correct option is
A
x=3,y=2
Given, 3x−y=7 and x+4y=11
D=
∣
∣
∣
∣
∣
∣
3
1
−1
4
∣
∣
∣
∣
∣
∣
=12+1=13
D
x
=
∣
∣
∣
∣
∣
∣
7
11
−1
4
∣
∣
∣
∣
∣
∣
=28+11=39
D
y
=
∣
∣
∣
∣
∣
∣
3
1
7
11
∣
∣
∣
∣
∣
∣
=33−7=26
∴x=
D
D
x
=
13
39
=3
∴y=
D
D
y
=
13
26
=2
The values are x=3 and y=2.
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