Question

5
(c) y increases from to 5
2
(d) y decreases from - 5 to
2
. If x is a rational number and y is an irrational
number, 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 either
rational or irrational
(d) x + y is necessarily irrational, but xy can be either
rational or irrational
-1. The difference between the square of
any 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​

Answer 1

Step-by-step explanation:

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