write a degree of a algebraic expression : 4x² + 5x² y² + 6
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Answer: Firstly mark my answer as a brain list answer........
Step-by-step explanation:1. Add: 6a + 8b - 7c, 2b + c - 4a and a - 3b - 2c
Solution:
Horizontal Method:
(6a + 8b - 7c) + (2b + c - 4a) + (a - 3b - 2c)
= 6a + 8b - 7c + 2b + c - 4a + a - 3b - 2c
Arrange the like terms together, then add.
Thus, the required addition
= 6a - 4a + a + 8b + 2b - 3b - 7c + c - 2c
= 3a + 7b - 8c
Column Method:
Solution:
Writing the terms of the given expressions in the same order in form of rows with like terms below each other and adding column wise;
6a + 8b - 7c
- 4a + 2b + c
a - 3b - 2c
3a + 7b - 8c
= 3a + 7b - 8c
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