[1D1-2] EQUATION COSXSINX HAS THE NUMBER OF SOLUTIONS BELONG...
Câu 35.
[1D1-2] Equation
cos
x
sin
x
has the number of solutions belonging to interval
;
A.
4
.
B.
5
.
C.
2
.
D.
6
.
Câu 35.
[1D1-2] Equation
cos
x
sin
x
has the number of solutions belonging to interval
;
A.
4
.
B.
5
.
C.
2
.
D.
6
.