23
Q:

Simplify the following equation.

1943 + 12 + 13 + 11 + 14

A) 43/19 B) 1
C) 38/19 D) None of these

Answer:   D) None of these



Explanation:

After solving we get,

 

62/931.

 

None of the options satisfy.

Subject: Simplification
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Q:

If X + Y = 19 and X - Y = 7, then XY = ?

A) 13 B) 48
C) 78 D) 72
 
Answer & Explanation Answer: C) 78

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0 355
Q:

Cosec (90 - θ)

 

A) tan θ B) cot θ
C) sec θ D) cos θ
 
Answer & Explanation Answer: C) sec θ

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0 2868
Q:

22 - 33 + 43 - 62 = ?

 

A) 2 B) 3
C) 4 D) 5
 
Answer & Explanation Answer: D) 5

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0 4472
Q:

Cos2 90° + Cosec2 90° - Cot2 45° = ?

 

A) 2 B) 1
C) 1/2 D) √3/2
 
Answer & Explanation Answer: B) 1

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0 5520
Q:

Find the value of  y(y4 - y2 - y) when y = 5.

A) 2900 B) 2975
C) 2925 D) 2995
 
Answer & Explanation Answer: B) 2975

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1 450
Q:

What is the value of (1/√3 - sin45)?

 

A) 1/2√3   B) (√2-√3)/√6  
C) 1-√2   D) (4-√3)/2
 
Answer & Explanation Answer: B) (√2-√3)/√6  

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0 4933
Q:

What is the value of [(√529) + (√5.29) + (√0.0529)]?

 

A) 25.323   B) 25.53  
C) 23.253   D) 23.53
 
Answer & Explanation Answer: B) 25.53  

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0 4795
Q:

The two equations x - 4y = 0 and 4x + 3y = 19 have a solution (a, b). Find the value of aba + 4b.

 

A) 1/4 B) 1/2
C) 1 D) 23
 
Answer & Explanation Answer: B) 1/2

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2 5614