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5(c) y increases from to 52(d) y decreases from - 5 to2. If x is a rational number and y is an irrationalnumber, then(a) both x + y and xy are necessarily rational(b) both x + y and xy are necessarily irrational(c) xy is necessarily irrational, but x + y can be eitherrational or irrational(d) x + y is necessarily irrational, but xy can be eitherrational or irrational-1. The difference between the square ofany two con-secutive integers is equal to(a) sum of two numbers(b) difference of two numbers(c) an even number(d) product of two numbers |
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Answer» Step-by-step EXPLANATION: |
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