subtraction 1. (3a2 + 2a - 2) - (a2 - 3a + 7) = 2. (5x2 - 2x - 1)-(3x2 - 5x + 7) = 3. (322+ 4z) - (6z2 - 2) = 4. (6x34x2+x-9)-(3x2 + 7x + 3) = 5. (2x2 + 1) + (x2 - 2x + 1) =
pa answer ned ko po tomorrow
pa answer ned ko po tomorrow
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1. =3a²+2a-2-a²-3a+7
=2a²+a+5
2.=5x²-2x-1-3x²-5x+7
=2x²+7x+6
3.=322+4z-6z²-2
=322+4z-6x²-2
5.=2x²+1+x²-2x+1
=3x²+-2x+2
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