ECAT Mathematics MCQ's Test For Full Book With Answers

ECAT Mathematics MCQ's Test For Full Book

Sr. # Questions Answers Choice
1
2 A relation in which the equality is true only for some values of the unknown is called An identity An equation A polynomial None
3 A fraction in which the degree of the numerator is less the degree of the denominator is called Polynomial Proper fraction Rational fraction None
4
5 x2+ x - 5 = 0 is A polynomial An inequality An identity None
6 (x + 2)2= x2+ 4x + 4 is A linear equation A cubic equation A quadratic equation None
7
8 A = x, B = 1 A = 0, B = 2 A = -1, B = 1 A = x-1, B = x + 1
9 Which is a proper rational fraction
10
11 There are ______ types of rational fraction Three Four Five Two
12 Rational fraction Proper fraction Improper rational fraction None of these
13 Proper fraction Improper fraction Rational fraction None of these
14 Improper rational fraction Rational fraction Proper rational fraction None of above
15 The symbol ______ shall be used both for equation and identity <br>
16 x2+ x - 6 = 0 is a conditional equation and it is true for 2, 3 2, -3 -2, -3 -2, 3
17 (x + 2)2= x2+ 4x + 4 is A linear equation A cubic equation A quadratic equation None
18
19 A = x, B = 1 A = 0, B = 2 A = -1, B = 1 A = x-1, B = x+1
20 Which is the proper rational function
21 2x = 3 is a conditional equation it is true for 2 3 3/2 2/3
22 An open sentence formed by using the sign of equality "=" is called Equation In equation True sentence False sentence
23 If a (p + q)2+ bpq +c = 0 and a (p + r)2+ 2 bpr + c = 0, then qr equals p<sup>2</sup>+ c/a p<sup>2</sup>+ a/c p<sup>2</sup>+ c/a p<sup>2</sup>- c/a
24 If sinαand cosαare the roots of the equation px2+ qx + r =0, then p<sup>2</sup>- q<sup>2</sup>+ 2pr = 0 (p + r)<sup>2</sup>= q<sup>2</sup>- r<sup>2</sup> p<sup>2</sup>+ q<sup>2</sup>- 2pr = 0 (p - r)<sup>2</sup>= q<sup>2</sup>+ r<sup>2</sup>
25 Root of the equation 3x-1+ 31-x= is 2 1 0 -1
26 For the equation |x2| + |x| -6 =0, the roots are One and only one real number Real with sum one Real with sum zero Real with product zero
27 Lies between 4 and 7 Lies between 5 and 9 Has no value between 4 and 7 Has no value between 5 and 9
28
29 15 9 7 8
30 If the roots of ax2+ bx + c = 0 (a > 0) be greater than unity, then a + b + c = 0 a + b + c &gt; 0 a + b + c &lt; 0 None of these
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