Please answer this
Add and subtract as indicated
1. (m-2)+(m-10)
2. (n-5)-(7n-4)
3. (4b²-2c)+(5b²-7c)
4. (m⁴-m³)+(m²-m)
5. (n²-4n+7)-(7n²-6n-8)
6. (14-8b+4b²)-(2+4b-4b²)
7. (4c³-8c²+5)+(4c³+2c²)
8. (4c³-8c²+5)-(4c³+2c²)
9. (3m²-5m+4)+(-8m³+6m²+4m-2)
10. (12bᶠⁱᵛᵉ-4)-(7b³-5a+2)
Subtract the second polynomial from the first
1. 2a+3b, 5a-b
2. -13b+14c, 7b-4c
3. 5m+6n 7p, 11-4n-4p
4. - 15a-13b+11c, 8a-7b+14c
5. 24m²-12mn+33n², 36m²-18mn+29n2
6. 8m²-6n, 10mn²+4n-2
7. 5.4a-7.2b, 10.2a+5.3b
8. 9.8m+8.3n, 7.6m+5.2n
9. 25m²n²-13m+11, 38³n³+22mn-14
10. 14.2-7.1m, 8.7+4.9m
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Answer:
1. 2m - 12
2. -6n - 1
Step-by-step explanation:
1. (m-2) + (m-10)
= m - 2 + m - 10
= 2m -12
2. (n-5) - (7n - 4)
= n - 5 - 7n + 4
= -6n - 1
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