ECAT Mathematics MCQ's Test For Full Book With Answers

ECAT Mathematics MCQ's Test For Full Book

Sr. # Questions Answers Choice
1 Write the first four terms of the arithmetic sequence 5, 2, -1, ... is 3 -4 7 1
2 Arithmetic mean between x - 3 and x + 5 is x + 1 x + 2 x + 3 x + 4
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4 Sum of first n terms of an arithmetic series is
5 The n numbers A1,A2,A3,.....Anare called an arithmetic means between a and b if a.A1,A2,A3.....An, b is ______ An arithmetic series An arithmetic sequence A geometric sequence A harmonic sequence
6 Arithmetic mean between a and b is
7 -2, 1, 4, 7,.... is ______ Harmonic sequence Arithmetic sequence Geometric sequence Arithmetic series
8 The difference of two consecutive terms of an A.P. is called ______ General term Common ratio Common difference None of these
9 The general term of the A.P. is a<sub>1</sub>+ (n - 1) d n + (a<sub>1</sub>- 1) d d + (n - 1) a<sub>1</sub> None of these
10 The general term of a sequence is denoted by a<sub>1</sub> a<sub>n</sub> n s<sub>n</sub>
11 Find the next two terms of 7, 9, 12, 16,... 18, 20 19, 22 20, 25 21, 27
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13 If an= 2n -3, write the first four terms -3, -1, 1, 3 1, 3, 5, 7 -1, 1, 3, 5 None of these
14 A function whose domain is a subset of natural numbers is called ______ Identity function Sequence Onto function Series
15 An equation which holds good for all values of variables is called Equation Conditional equation Constant None
16 How many types of an equation 1 3 2 None
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25 A fraction in which the degree of the numerator is greater than or equal to the degree of the denominator is called A proper fraction An improper fraction An equation An identity
26 A relation in which the equality is true for all values of the unknown is called ______ An identity An equation A polynomial None of these
27 A relation in which the equality is true only for some values of the known is called ______ An identity An equation A polynomial None of these
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