1.(state true or false) every irrational number is a real number. give reason for your answer.
2.If a point A(3,5) and B(1,4) lies on the graph of line ax+by=7, find the value of a and b.
3. without actually calculating the cubes, find (-11)^3 + (7)^3 + 4^3
4. If a and b are rational numbers, find the value of a and b in:-
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1 - True because real numbers has rational and irrational number both
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