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gizmo_the_mogwai [7]
3 years ago
6

Im having difficulty with these problems. Can someone please help me out?

Mathematics
1 answer:
OLEGan [10]3 years ago
8 0

Answer:

x=60° or 300°

Step-by-step explanation:

2cosx=1

cosx=1/2

cosx=cos60°,cos(360-60)°

cosx=cos60,cos300

either,

cosx=cos60

x=60

or,

cosx=cos300

x=300

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