Question

4. Subtract:
3. Add the following expressions:
(1) ab-bc, bc - ca, ca - - ab
(ii) 5p2q2 + 4pq + 7,3 + 9
(i) + m2 + m2, Im + mn, mn + nl, nl+ Im
4x3 - 7x2 + 9, 3x2 - 5x + 4,7x3 - 11x + 1, 6x2 - 13x
(1) 8a + 3ab - 2b + 7 from 14a - 5ab + 76 - 5
(ii) 8xy + 4yz + 5zx from 12xy - 3yz - 4zx + 5xyz
(ii) 4pq - 3pq + 5pq? - 8p + 79 - 10 from 18 - 3p - 11q + 5pq -
5. Subtract the sum of 3x2 + 5xy + 7y2 + 3 and 2x2 - 4xy - 3y2 +
6. What must be subtracted from 3a2 - 5ab - 2b2 - 3 to get 5a2
7. The perimeter of a triangle is 7p2 - 5p + 11 and two of its s
3p2 - 6p + 3. Find the third side of the triangle.​

Answer 1

Answer:

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