If a= 7a² + 5ab -9b², B=-4a²+ab + 5b²and c=4b² - 3a² -6ab , then show that A+B+C= 0
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thanks for the record I have a great day and I will be there at the same time I don't have a great day and I will be there at the same time I don't have a great day and I will be there at the same time I don't have a great day and I will be there at the same time I don't have a great day and I will be there at the same time I don't have a great day and I will be there at the same time I don't have a great day and I will be there at the same time I don't have a great day
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Step-by-step explanation:
A+B+C = 0...... proved in the above photo
hope it helped you
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