Mathematics, 01.03.2021 21:10 573589

(x2 - 4x + 3) + (3x2 – 3x - 5) 2.
(2m – 3+ 7m2) – (3 – 9m2 – 2m)
3.
(3a? – a + 3) + (4a2 – 5)
4.
(2x2 + 3y2 – 22) - (x2 - y2 - z2) + (4x2 – 3y2)
5.
Find the sum of (2x2 - 6x – 2) and (x2 + 4x).
( there are 5 different questions btw)

Answers: 3

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(x2 - 4x + 3) + (3x2 – 3x - 5) 2.
(2m – 3+ 7m2) – (3 – 9m2 – 2m)
3.
(3a? – a + 3)...

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(x2 - 4x + 3) + (3x2 – 3x - 5) 2. (2m – 3+ 7m2) – (3 – 9m2 – 2m) 3. (3a? – a + 3) + (4a2 – 5) 4. (2x2 + 3y2 – 22) - (x2 - y2 - z2) + (4x2 – 3y2) 5. Find the sum of (2x2 - 6x – 2) and (x2 + 4x). ( there are 5 different questions btw)

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Questions in other subjects:

(x2 - 4x + 3) + (3x2 – 3x - 5) 2.
(2m – 3+ 7m2) – (3 – 9m2 – 2m)
3.
(3a? – a + 3) + (4a2 – 5)
4.
(2x2 + 3y2 – 22) - (x2 - y2 - z2) + (4x2 – 3y2)
5.
Find the sum of (2x2 - 6x – 2) and (x2 + 4x).
( there are 5 different questions btw)