Algebraic Expressions
1. Let x≠ ±y. Evaluate:
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2.Simplify:
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3.Solve and find out the conditions:
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4. Simplify:
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5. Solve and find out the conditions:
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6. Simplify:
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7. Solve and find out the conditions:
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8.Solve:
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9. Simplify:
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10. Simplify:
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11. Simplify:
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12. Simplify:
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13. Simplify:
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14.Simplify:
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15.Simplify:
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16.Simplify:
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17.Simplify:
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18.Simplify:
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19.Simplify:
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20.Simplify:
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