- Submitted By: rahulshu
- Date Submitted: 09/15/2013 8:32 AM
- Category: English
- Words: 2246
- Page: 9
- Views: 102

MCQ

Question 1: Which one of the following is not a quadratic equation?

(A) (x + 2)2 = 2(x + 3) (B) x2 + 3x = (–1) (1 – 3x)2

(C) (x + 2) (x – 1) = x2 – 2x – 3 (D) x3 – x2 + 2x + 1 = (x + 1)3

Solution: Answer (C)

Question 2: Which of the following equations has 2 as a root?

(A) x2 – 4x + 5 = 0 (B) x2 + 3x – 12 = 0

(C) 2x2 – 7x + 6 = 0 (D) 3x2 – 6x – 2 = 0 Solution: Answer (C)

Question 3: If 12 is a root of the equation x2 + kx – 54 = 0, then the value of k is

(A) 2 (B) – 2 (C) 14 (D) 12

Solution: Answer (B)

Question 4: The 10th term of the AP: 5, 8, 11, 14,......... is

(A) 32 (B) 35 (C) 38 (D) 185

Solution: Answer (A)

Question 5: In an AP if a = –7.2, d = 3.6, an = 7.2, then n is

(A) 1 (B) 3 (C) 4 (D) 5

Solution: Answer (D)

Question 6: The list of numbers – 10, – 6, – 2, 2 ,... is

(A) AN AP with d = – 16

(B) AN AP with d = 4

(C) AN AP with d = – 4

(D) Not an AP

Solution: Answer (C)

Question 7: If the distance between the points (2, –2) and (–1, x) is 5, one of the values of x is

(A) –2 (B) 2 (C) –1 (D) 1

Solution: Answer (B)

Question 8: The mid-point of the line segment joining the points A (–2, 8) and B (– 6, – 4) is

(A) (– 4, – 6) (B) (2, 6) (C) (– 4, 2) (D) (4, 2)

Solution: Answer (C)

Question 9: The points A (9, 0), B (9, 6), C (–9, 6) and D (–9, 0) are the vertices of a

(A) Square (B) rectangle (C) rhombus (D) trapezium

Solution: Answer (B)

Question 10: If angle between two radii of a circle is 130º, the angle between the tangents at the ends of the radii is:

(A) 90º (B) 50º (C) 70º (D) 40º

Solution:...