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Problems
Problem
Problem
Solve for
x
x
x
on the domain
−
5
≤
x
≤
5
-5 \le x \le 5
−
5
≤
x
≤
5
: a.
5
cos
x
−
4
=
0
5\cos x - 4 = 0
5
cos
x
−
4
=
0
b.
2
tan
x
+
13
=
0
2\tan x + 13 = 0
2
tan
x
+
13
=
0
c.
8
sin
x
+
3
=
0
8\sin x + 3 = 0
8
sin
x
+
3
=
0
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