Find the values of a and b if 2a x 5b = 5000 and find the product of a and b
Answers
Answered by
1
Step-by-step explanation:
2A+3X=5B [ Given ]
⇒ 3X=5B−2A
⇒ 3X=5
⎣
⎢
⎢
⎡
8
4
3
0
−2
6
⎦
⎥
⎥
⎤
−2
⎣
⎢
⎢
⎡
2
4
−5
−2
2
1
⎦
⎥
⎥
⎤
⇒ 3X=
⎣
⎢
⎢
⎡
8×5
4×5
3×5
0×5
−2×5
6×5
⎦
⎥
⎥
⎤
−
⎣
⎢
⎢
⎡
2×2
4×2
−5×2
−2×2
2×2
1×2
⎦
⎥
⎥
⎤
⇒ 3X=
⎣
⎢
⎢
⎡
40
20
15
0
−10
30
⎦
⎥
⎥
⎤
−
⎣
⎢
⎢
⎡
4
8
−10
−4
4
2
⎦
⎥
⎥
⎤
⇒ 3X=
⎣
⎢
⎢
⎡
40−4
20−8
15−(−10)
0−(−4)
−10−4
30−2
⎦
⎥
⎥
⎤
⇒ X=
3
1
⎣
⎢
⎢
⎡
36
12
25
4
−14
28
⎦
⎥
⎥
⎤
⇒ X=
⎣
⎢
⎢
⎢
⎢
⎢
⎡
12
4
3
25
3
4
3
−14
3
28
⎦
⎥
⎥
⎥
⎥
⎥
⎤
Answered by
0
Answer:
2a * 5b = 5000
Step-by-step explanation:
Mark me has brilliance
Similar questions