Answer:
Step-by-step explanation:
(a - b)(a +b) = a² - b²
1 - Sin² A = Cos² A

2) Sec² A - Tan² A = 1

3) LHS = Cosec² A + Cot² A
= Cosec² A + Cosec² A - 1
= 2Cosec² A - 1 = RHS

Answer:
Ok 1 is 54 yards 2 is 225 KM 3 64 Ft
please give braineist I never got 1 thank you maybe we can be friends !!! :) :D
So it would be 3s + 7s + 11s + 15s + 19s + 23s + 27s. Hope this helps
Answer:
1
Step-by-step explanation: