Question

Express sin67° + cos 75° in terms.of trignometric ratios of angles between 0 degree. and 45 degree
please answer my question fast​

Answer 1

Answer:

Step-by-step explanation:

sin 67° + cos 75 °

= cos 23° + sin 15°

This is according to the formula,

sin(90-∅) = cos∅ and

cos (90-∅) = sin Ф

Answer 2

Answer:

cos (90-67) + sin (90-75)

cos 23 + cos 15

Step-by-step explanation:

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