Trigonometric Equations
Ex 1 Solve the equation for
.
Sol
a)
or b)
, so a)
or
or b)
.
Ex 2 Find all solutions of the equation .
Sol gives
; and
for
(where
is any integer)
and
for
(where
is any integer).
Combining these solutions gives that , where
k is any integer.
Pr A Find all solutions of the equation .
Pr B Solve the equation for
.
Pr C Solve the equation for
.
Pr 1 Solve the equation for
.
Pr 2 Solve the equation for
.
Pr 3 Solve the equation for
.
Pr 4 Find all solutions of the equation .
Pr 5 Solve the equation for
.
Pr 6 Solve the equation for
.
Pr 7 Solve the equation for
.
Pr 8 Solve the equation for
.