RRB Assistant Loco Pilot and Technician Model Paper 8 with solutions

Question : 6 of 75

Marks: +1, -0

The value of sin 60° cos 30° + cos 60° sin 30° is

Solution:

sin 60° cos 30° + cos 60° sin 30°
=

{√ { 3 } }/ { 2 } ⋅ { √ { 3 } }/ { 2 } + { 1 }/ { 2 } ⋅ { 1 } /{ 2 }

{ 3 } /{ 4 } + { 1 } /{ 4 }

{ 3 + 1 }/ { 4 } = { 4 }/ { 4 } = 1

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