Find the number of solutions of the equation .
Solution.
Given that . Hence,
.
.Hence, we get
(since
)
If , we get
.
Thus,
Thus, , that is,
for
. Therefore, the given equation has five solutions.
Find the number of solutions of the equation .
Solution.
Given that . Hence,
.
.Hence, we get
(since
)
If , we get
.
Thus,
Thus, , that is,
for
. Therefore, the given equation has five solutions.