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Q:

# If cos 45° - sec 60° = x, then the value of x is

 A) (√3-4)/2√3 B) 1 C) (1-2√2)/√2 D) (√3+√2)/2

Explanation:
Q:

In ΔPQR measure of angle Q is 90°. If cosP = 5/13, and PQ = 2.5cm, then what is the length (in cm) of side PR?

 A) 6 B) 6.5 C) 4 D) 5.6

Explanation:

0 21
Q:

ΔPQR is right angled at Q. If m∠P = 45°, then find the value of (cosecR + 1/3).

 A) (√3+2)/2√3 B) (√3+2)/2 C) (3√2+1)/3 D) (2+2√3)/√3

Explanation:

0 21
Q:

If √20 + √125 = 15.65, then what is the value of √45 + √5?

 A) 6.98 B) 8.94 C) 9.98 D) 11.27

Explanation:

0 28
Q:

If , then find the value of .

 A) 1 B) 2 C) 3 D) 4

Explanation:

0 26
Q:

If 3√7 + √343 = 19.21, then find the value of √252 + 20√7.

 A) 39.4 B) 49.9 C) 56.8 D) 92.3

Explanation:

0 21
Q:

Solve the following :

 A) 3 B) 48 C) 1 D) 1/3

Explanation:

1 34
Q:

The number of solutions of the pair of linear equations x + 2y - 8 = 0 and 2x + 4y = 16 is

 A) 0 B) 1 C) Infinitely many D) 2

Explanation:

2 36
Q:

Solve the following

 A) -6 B) 13 C) 6 D) 15.6

Explanation: