Mathematics
Subtract:
(i) 3a - 2b + 4c from 5a - 3b - 5c
(ii) 5x2 - 3xy - 7y2 from 3x2 - xy - 2y2
(iii) 3p3 - 5p2q + 2q2 from q2 + p2q - 4p3
(iv) ab - bc - ca from 3ab + 2bc - 4ca
(v) 3z3 - 2z2 + 7z - 8 from 8 - z - z2
(vi) 2abc - a2 - b2 from b2 + a2 - 2abc
Related Questions
The two adjacent sides of a rectangle are 3a - b and 6b - a. Find its perimeter.
Find the perimeter of a triangle whose sides are 2y + 3z, z - y, 4y - 2z.
(i) Subtract 6x3 - 5x2 + 4x - 3 from the sum of x + 2x2 - 3x3 and 2 - x2 + 6x - x3.
(ii) Subtract the sum of a + 2b - 3c and 2c - 3b - 4a from the sum of 5b - 4c + a and 2c - 3b - 4a.
(iii) Subtract the sum of x2 - 5xy + 2y2 and y2 - 2xy - 3x2 from the sum of 6x2 - 8xy - y2 and 2xy - 2y2 - x2.
(i) What should be subtracted from x + 2y - 3z to get 3x - 2y + z?
(ii) What should be subtracted from 2x2 - y2 + 4z2 to get x2 + y2 - z2?
(iii) What should be subtracted from 1 + x - x2 to get 2x + x2?