Question

6. From the sum of 8b2 + 2bc, -4b2 - 7bc - c2 and 9bc + 5c2. subtract the sum of 662 - 6c2 and --8b2 + 6bc + 2c
7. Subtract 8a+b - 762 from 5a2-9ab2 + 362 and subtract your result from the sum of the two expressions
4ab2 + 362 - ab and 2ab + 7a2 - 4ab2.​

Answer 1

Step-by-step explanation:

6. From the sum of 8b2 + 2bc, -4b2 - 7bc - c2 and 9bc + 5c2. subtract the sum of 662 - 6c2 and --8b2 + 6bc + 2c

7. Subtract 8a+b - 762 from 5a2-9ab2 + 362 and subtract your result from the sum of the two expressions

4ab2 + 362 - ab and 2ab + 7a2 - 4ab2.

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