Add 15xy +x² +2 to the sum of 11 xy -x² -4 and -14 xy + 5x²
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Answer: (i) y − z. (ii). (iii) z2. (iv). (v) x2 + y2. (vi) 5 + 3 (mn). (vii) 10 − yz. (viii) ab − (a + b) ... Terms with y2. Coefficient of y2. (i). 8 − xy2. −xy2. − x. (ii). 5y2 + 7x. 5y2. 5. (iii). 2x2y + 7y2. −15xy2. 7y2. −15xy2. 7. −15x ...
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