find A=2B if A=2×square +4×+3 and B=5×square
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1
Answer:
Given, A−2B=[
1
3
5
7
] and 2A−3B=[
−2
0
5
7
]
2A−4B=[
2
6
10
14
] -----(1)
2A−3B=[
−2
0
5
7
] -------(2)
Subtracting (2)-(1) gives
B=[
−4
−6
−5
−7
]
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