5-3 Solving Trigonometric Equations Worksheet With Answers Page 8
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28x =
is an extraneous solution.
Therefore, on the
Therefore, on the interval [0, 2π) the solutions are 0,
5-3 Solving Trigonometric Equations
, and
.
interval [0, 2π) the only solution is
.
2
24.
csc x + cot x = 1
25.
2 – 2 cos
x = sin x + 1
SOLUTION:
SOLUTION:
Check
x =
is an extraneous solution.
Therefore, on the
interval [0, 2π) the only solution is
.
2
25.
2 – 2 cos
x = sin x + 1
Therefore, on the interval [0, 2π) the solutions are
SOLUTION:
,
, and
.
26.
cos x – 4 = sin x – 4
SOLUTION:
Check
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