ECAT Maths Test 5 Online Preparation Mcqs

ECAT Maths Test 5 Online Preparation Mcqs With Answers Start Below

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Question 1 of 15

1. If y = xⁿ, then dy/dx equals:

A. nx

B. xⁿ⁻¹

C. N

D. nxⁿ⁻¹

Question 1 of 15

Question 2 of 15

2. sin 24 =

A. 2 sin A cos A

B. 2 sin A

C. 2 cos 2A

D. 2 cos A sin B

Question 2 of 15

Question 3 of 15

3. lim _x_→0 x/tan x =

A. -1

B. 2

C. 1

D. ½

Question 3 of 15

Question 4 of 15

4. If f (x) = x³ - 2x² + 4x – 1, then f (1 + x) =

A. x³ - 3x + 2x + 3

B. x³ + x² +3x +2

C. x³ - x² + 2x + 3

D. 2 x³ + 2x² - 7x +4

Question 4 of 15

Question 5 of 15

5. If 6^th term of a series in A.P is –2, and 8^th term is –8, the first term of the series is:

A. 10

B. 13

C. -13

D. - 10

Question 5 of 15

Question 6 of 15

6. How many positive values of x ≤ 2π make tan 4x = √3?

A. 12

B. 8

C. 4

D. 16

Question 6 of 15

Question 7 of 15

7. The points (0, -1), (2, 1), (0, 3) and (-2, 1) are the corner of:

A. Rectangle

B. Square

C. Parallelogram

D. Rhombus

Question 7 of 15

Question 8 of 15

8. In how many ways can a party of seven persons arrange themselves around a circular table?

A. 7!/2!

B. 6!

C. 7!

D. 5!

Question 8 of 15

Question 9 of 15

9. In triangle ABC, a = 80, b = 92, c = 124, then the value of angle β is:

A. 50.9°

B. 47.9°

C. 43°

D. 53°

Question 9 of 15

Question 10 of 15

10. The solution of the equation x² - 10x + 40 = 0, is a:

A. Natural number

B. Complex number

C. Rational number

D. Irrational number

Question 10 of 15

Question 11 of 15

11. The decimal fraction in which we have finite number of digits in its decimal part is called a:

A. Terminating decimal fraction

B. None-recurring fraction

C. Recurring decimal fraction

D. Non-terminating fraction

Question 11 of 15

Question 12 of 15

12. If T = {2, 4, 6, 8, 10, 12}, then?

A. T = {first six natural numbers}

B. T = {first six even numbers}

C. T = {first six odd numbers}

D. T = {first six real numbers}

Question 12 of 15

Question 13 of 15

13. The disjunction of two statements p and q, is denoted symbolically as:

A. p ^q

B. p ↔ q

C. p → q

D. p ν q

Question 13 of 15

Question 14 of 15

14. The value of 150° in terms of π is:

A. 5π/4

B. 5π/2

C. 5π/3

D. 5π/6

Question 14 of 15

Question 15 of 15

15. What is the value of cos⁻¹ (1/√2)?

A. π/3

B. 2 π/3

C. 3π/2

D. π/4

Question 15 of 15

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ECAT Maths Test 5 Online Preparation Mcqs

ECAT Maths Test 5 Online Preparation Mcqs With Answers Start Below

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