Question

. The value of sin 25º cos 65° + cos 25° sin
65° is
​

Answer 1

Step-by-step explanation:

above attachment is the answer

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thanks

Answer 2

Answer:

1

Step-by-step explanation:

sin 25° cos 65° + cos 25° sin 65°

sin (90-65)° cos 65° + cos (90-65)° sin 65°

cos 65° cos 65° + sin 65° sin 65°

cos²65° + sin²65°

= 1 (sin²∆ + cos²∆ = 1)