Question

1. Add :
(a) 3x2,-7x2,5x2​

Answer 1

Answer:

-29

Step-by-step explanation:

This is the answer I hope it is correct.

Answer 2

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3x² + (-7x²) + 5x²

= 8x² + (-7x²)

= 8x² - 7x²

= 1x²

= x²