ECAT Maths Test 3 Online Preparation Mcqs

ECAT Maths Test 3 Online Preparation Mcqs With Answers Start Below

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Question 1 of 15

1. The term involving x⁴ in the expansion (3 – 2x)⁷ is:

A. 15/20 x⁴

B. -25 x⁴

C. 313 x⁴

D. 217 x⁴

Question 1 of 15

Question 2 of 15

2. Union of the sets of rational and irrational numbers is called the set of:

A. Prime numbers

B. Natural numbers

C. Whole numbers

D. Real numbers

Question 2 of 15

Question 3 of 15

3. To express a single rational fraction as a sum of two or more single rational fractions which are called?

A. Mixed form

B. Polynomials

C. Partial fraction

D. Improper fraction

Question 3 of 15

Question 4 of 15

4. The area of triangular region cannot be:

A. Positive

B. 1

C. None of these

D. Zero

Question 4 of 15

Question 5 of 15

5. If the ratio of H.M and G.M of two numbers is 12 : 13, then the ratio of numbers is:

A. 2 : 3

B. 1 : 3

C. 3 : 4

D. 1 : 2

Question 5 of 15

Question 6 of 15

6. A function from A to B is denoted by:

A. f : A→ B

B. f → A→ B

C. f → A : B

D. f : B→ A

Question 6 of 15

Question 7 of 15

7. A vertical pole is 8 m high and the length of its shadow is 6 m. the angle of elevation of the sum at that moment is:

A. 53° 8’

B. -48°

C. 27° 5’

D. 57°

Question 7 of 15

Question 8 of 15

8. If a matrix has m rows and n columns, then m x n is called:

A. Symmetric

B. Column matrix

C. Dimension

D. Determinants

Question 8 of 15

Question 9 of 15

9. If C is a constant, then d/dx (c) =

A. 0

B. c

C. 1

D. cx

Question 9 of 15

Question 10 of 15

10. The solution of the differential equation dy/dx = 1 + y²/a + x² is:

A. tan⁻¹y = tan⁻¹x + tan⁻¹c

B. x² = (1 – y)c

C. y = (1 + x²)c

D. x² + 1 = y + c

Question 10 of 15

Question 11 of 15

11. Which of the following is not true?

A. Cos θ = 1

B. tan θ = 20

C. sin θ = -1/5

D. sec θ = ½

Question 11 of 15

Question 12 of 15

12. To draw conclusions from premises believed to be true, this way of reasoning is called:

A. Implication

B. Induction

C. Disjunction

D. Deduction

Question 12 of 15

Question 13 of 15

13. There are 16 points in a plane in which 6 are collinear. How many lines can be drawn by joining these points?

A. 72

B. 22

C. 66

D. 106

Question 13 of 15

Question 14 of 15

14. The fixed point which lies on the axis of the cone is called its:

A. Diameter

B. Apex

C. Axis

D. Plane

Question 14 of 15

Question 15 of 15

15. Multiplying each side of an inequality by – 1 will:

A. Become zero

B. Change the sign

C. Not effect

D. Not defined

Question 15 of 15

ECAT Maths Test 3 Online Preparation Mcqs

ECAT Maths Test 3 Online Preparation Mcqs With Answers Start Below

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