4 years ago

HELP sec(2pi/3) and csc(2pi/3) show steps please.

Mathematics

1 answer:

icang [17]4 years ago

7 0

Answer:

Step-by-step explanation:

First we rewrite the expression:

3sec (x) -2 = 1

3 (1 / cos (x)) -2 = 1

3 (1 / cos (x)) = 1 + 2

3 (1 / cos (x)) = 3

(1 / cos (x)) = 3/3

cos (x) = 1

x = 2 * pi * n

on the interval [0, 2pi):

x = 0

Answer:

x = 0 on the interval [0, 2pi)

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