iam want the answer of the main

Asked by mksowmya8 | 25th Sep, 2020, 08:46: PM

Expert Answer:

11. Subtract -5a2 - 3a + 1 from the sum of 4a2 + 3 - 8a and 9a - 7.
Solution:
(4a2 + 3 - 8a) + (9a - 7)
= 4a2 + 3 - 8a + 9a - 7
= 4a2 + a - 4
 
Subtracting -5a2 - 3a + 1 from 4a2 + a - 4
4a2 + a - 4 - (-5a2 - 3a + 1)
= 4a2 + a - 4 + 5a2 + 3a - 1
= 9a2 + 4a - 5

Answered by Renu Varma | 27th Sep, 2020, 01:09: PM