eol XS2 200 5000 1. Expand. 5200 20 1038 Tozo (i) (5a+ 6b)2 (ii (v) (ax + by)² Practice Set 50 (iii) (2p-3q)² (iv) (x-3)* (viii) (-) (vi) (7m - 4)² (vii) (x+1) 2. Which of the options given below is the square of the binomial (8-)? X (i) 64- 1 (ii) 64 + 16 (iii) 64--+ X 16 (iv) 64 + + X 3. Of which of the binomials given below is m'n² + 14mnpq+49p-q² the expansion? (i) (mn) (p + q) 4. Use an expansion formula to find the values. (ii) (102)² (i) (997)² (ii) (mn - pq) (iii) (7mn + pq) (iv) (mn+7pq) (iii) (97)² (iv) (1005)2