Question

the value of tan 48 degree, tan 23 degree, tan 42 degree, tan 67 degree​

Answer 1

Answer:

1

Step-by-step explanation:

tan 48° tan 42° tan 23° tan 67°

tan 48° tan(90-48)° tan(90-67)° tan 67°

tan 48° cot 48° cot 67° tan 67°

{tan 48° × 1/tan 48°}× {1/tan 67°× tan 67°}

1 × 1

1 is the answer