[{"id":241673,"question":"If x and y are so mixed up and y cannot be expressed in terms of the independent variable x, then y is called a/an ---- function of x.","choices":[{"text":"Constant","value":"A"},{"text":"Explicit","value":"B"},{"text":"Implicit","value":"C"},{"text":"Inverse","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":241672,"question":"","questionImage":"241672_637758554036815548-RQ.png","choices":[{"text":"Constant","value":"A"},{"text":"Implicit","value":"B"},{"text":"Identity","value":"C"},{"text":"Inverse","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":241671,"question":"Which one is a constant function ?","choices":[{"text":"f(x) = x<sup>2</sup>","value":"A"},{"text":"f(x) = x","value":"B"},{"text":"f(x) = x + 1","value":"C"},{"text":"f(x) = 14","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":241670,"question":"If the degree of a polynomial function is ------------, then it is called a linear function:","choices":[{"text":"0","value":"A"},{"text":"1","value":"B"},{"text":"2","value":"C"},{"text":"3","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":241669,"question":"Let f(x) = x<sup>2</sup> + 3, then domain of f is:","choices":[{"text":"Set of all integers","value":"A"},{"text":"Set of natural numbers","value":"B"},{"text":"Set of real numbers","value":"C"},{"text":"Set of rational numbers","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":241668,"question":"Let f(x) = x<sup>2</sup>, then range of f is the set of all:","choices":[{"text":"Real numbers","value":"A"},{"text":"Non-negative real numbers","value":"B"},{"text":"Non-negative integers","value":"C"},{"text":"Complex numbers","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":241667,"question":"The range of the function f(x) = |x|","choices":[{"text":"","img":"241667_637758550987339711-RA1.png","value":"A"},{"text":"","img":"241667_637758550987339711-RA2.png","value":"B"},{"text":"","img":"241667_637758550987339711-RA3.png","value":"C"},{"text":"","img":"241667_637758550987339711-RA4.png","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":241666,"question":"","questionImage":"241666_637758550032605916-RQ.png","choices":[{"text":"R","value":"A"},{"text":"R - {2}","value":"B"},{"text":"R - {2, -2}","value":"C"},{"text":"R - {-2}","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":241665,"question":"","questionImage":"241665_637758549329559513-RQ.png","choices":[{"text":"4, -4","value":"A"},{"text":"0","value":"B"},{"text":"2, -2","value":"C"},{"text":"0, 4","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":241664,"question":"Let f(x) = x<sup>2</sup>, real valued function then domain of f is the set of all:","choices":[{"text":"Real numbers","value":"A"},{"text":"Integers","value":"B"},{"text":"Positive numbers","value":"C"},{"text":"Natural numbers","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":241663,"question":"","questionImage":"241663_637758548387007422-RQ.png","choices":[{"text":"0","value":"A"},{"text":"2","value":"B"},{"text":"1","value":"C"},{"text":"3","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":241662,"question":"If a function f is from a set X to a set Y, then set X is called the _______ of f:","choices":[{"text":"Domain","value":"A"},{"text":"Range","value":"B"},{"text":"Co-domain","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":241661,"question":"","questionImage":"241661_637758547336798764-RQ.png","choices":[{"text":"f(x<sup>2</sup> + 1)","value":"A"},{"text":"f(x)","value":"B"},{"text":"","img":"241661_637758547336798764-RA3.png","value":"C"},{"text":"f(x<sup>2</sup>)","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":241660,"question":"A function, in which the variables are __________ numbers, then function is called a real valued function of real numbers.","choices":[{"text":"Complex","value":"A"},{"text":"Rational","value":"B"},{"text":"Real","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":241659,"question":"If a variable y depends on a variable x in such a way that each value of x determines exactly one value of y, then y is a __________ of x.","choices":[{"text":"Independent variable","value":"A"},{"text":"Not function","value":"B"},{"text":"Function","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":241657,"question":"The symbol y = f(x) i.e. y is equal to f of x, invented by Swiss mathematician-----------:","choices":[{"text":"Euler","value":"A"},{"text":"Cauchy","value":"B"},{"text":"Leibniz","value":"C"},{"text":"Newton","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":241656,"question":"The term function was introduced by:","choices":[{"text":"Euler","value":"A"},{"text":"Newton","value":"B"},{"text":"Lagrange","value":"C"},{"text":"Leibniz","value":"D"},{"value":"E"}],"correctAnswer":4}]