Question

cos 48° – sin 42° To simplify this, convert the cos function into sin function


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Answer 1

Step-by-step explanation:

Value of cos48° - sin42°

Step-by-step explanation:

Value of cos48° - sin42°

= cos48° sin(90 - 48°)

= cos48° cos48°

/* We know that,

Sin(90°-A)=cosA */

= 0 =

Therefore,

Value of cos48° - sin42°

0

=

0

Answer 2

Answer:

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