1. Add :
(a) 3x2,-7x2,5x2
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Answered by
1
Answer:
-29
Step-by-step explanation:
This is the answer I hope it is correct.
Answered by
7
3x² + (-7x²) + 5x²
= 8x² + (-7x²)
= 8x² - 7x²
= 1x²
= x²
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