Problem 1 :
Solve the given equation below x + 2 log27 9 = 0
(A) -4/3 (B) 1/2 (C) 2/5
Problem 2 :
In the given, ∠A = 64° , ∠ABC = 58°. If BO and CO are the bisectors of ∠ABC and ∠ACB respectively of ΔABC, find x° and y°
(A) 58, 122 (B) 114, 25 (C) 110, 18
Problem 3 :
Find the number of subsets for the set A = {1, 2, 3, 4, 5}
(A) 11 (B) 22 (C) 32
Problem 4 :
{The number of engineering colleges in Singapore}
The above set is a --------
(A) singleton set (B) infinite set (C) finite set
Problem 5 :
The cardinal number of the set P {0}
(A) 3 (B) 4 (C) 1
Problem 6 :
If A = {1, 2, 3} and B = {2, 3, 4}, find A n B.
(A) {1, 2, 3} (B) {2, 3} (C) {1, 2, 3, 4}
Problem 7 :
The equation x + 3y = 12, 3x + 9y = 24 has ------ solution.
(A) unique (B) infinite (C) no
Problem 8 :
Solve 5x + 3y = 11, 3x + 5y = -3
(A) (1, 2) (B) (0, 3) (C) (4, -3)
Problem 9 :
Find the sum of 2x4 - 3x2 + 5x + 3 and 4x + 6x3 - 6x2 - 1
(A) 2x4 + 6x3 - 9x2 + 9x + 2
(B) 4x4 + 6x3 - 9x2 - 9x
(C) -2x4 + 6x3 + 9x2 - 9x + 2
Problem 10 :
If a/b = 5 then the value of (a - b)/(a + b) is
(A) 1/8 (B) 2/3 (C) 3/4
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