ECAT Maths Test 2 Online Preparation Mcqs

ECAT Maths Test 2 Online Preparation Mcqs With Answers Start Below

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Question 1 of 15

1. A circle, which touches one side of the triangle externally and the other two produced sides, is called:

A. e-circle

B. u-circle

C. in-circle

D. circum-circle

Question 1 of 15

Question 2 of 15

2. If r is the number of non-zero rows when it is reduced echelon form, then r is called:

A. Reduced echelon form

B. Row matrix

C. Bank of a matrix

D. Hermitian matrix

Question 2 of 15

Question 3 of 15

3. The function y = mx + c is called linear function, because:

A. It has one variable

B. It has only two variable

C. Its graph is circle

D. Its graph is straight line

Question 3 of 15

Question 4 of 15

4. The period of 3 sin x is:

A. π

B. 3 π/2

C. 2 π

D. π/2

Question 4 of 15

Question 5 of 15

5. If the value of the sphere v = 4/3 π r³, then which of the following statement is true?

A. r is the function of v

B. π is independent variable

C. None of these

D. v is the function of π

Question 5 of 15

Question 6 of 15

6. A die is roled. What is the probability that the dots on the top are greater than 4?

A. 1/2

B. 1/6

C. 1/3

D. 1/4

Question 6 of 15

Question 7 of 15

7. The synthetic division method is only used to divide a polynomial by:

A. Monomial

B. Linear equation

C. Quadratic equation

D. Binomial

Question 7 of 15

Question 8 of 15

8. Cos 20° cos 40° cos 80°:

A. 1/32

B. 1/8

C. ½

D. ¼

Question 8 of 15

Question 9 of 15

9. If θ is added to or subtracted from odd multiple of right angle, the trigonometric ratio changes into:

A. Co-ratios

B. Inverse function

C. Inverse ratio

D. Even function

Question 9 of 15

Question 10 of 15

10. Vector addition is:

A. Commutative

B. None of these

C. Commutative and associative

D. Associative

Question 10 of 15

Question 11 of 15

11. Shifting origin to (-3, 2), the new coordinate of (-2, 6):

A. (1, -4)

B. (1, 4)

C. (2, 4)

D. (-1, 4)

Question 11 of 15

Question 12 of 15

12. For any sets A and B, then AI (A U B) = A, this is called:

A. De Morgan’s law

B. Distributive law

C. Associative law

D. Absorption law

Question 12 of 15

Question 13 of 15

13. What is the domain of the function f(x) = √x – 3x²?

A. [0, 1/3]

B. R + 1/3

C. (0, -1/3)

D. (0, 1/3)

Question 13 of 15

Question 14 of 15

14. The principle value of sin⁻¹ (-1) is:

A. π/2

B. - π

C. - π/2

D. π

Question 14 of 15

Question 15 of 15

15. The period of |sin 2x| is:

A. π/2

B. - π/2

C. π

D. 2 π

Question 15 of 15

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ECAT Maths Test 2 Online Preparation Mcqs

ECAT Maths Test 2 Online Preparation Mcqs With Answers Start Below

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