Question

`solve \\2x^2-7x+10-5+14x-7x-2x^2+ab-2ab+ba`

Answer 1

(i) y − z

(ii)

(iii) z2

(iv)

(v) x2 + y2

(vi) 5 + 3 (mn)

(vii) 10 − yz

(viii) ab − (a + b)

Answer 2

ab+5

Explanation:

calculate the same terms one by one