The number of solutions of | cos x|= sin x, 0 ≤ x ≤ 4 π is

Question

The number of solutions of | cos x|= sin x, 0 ≤ x ≤ 4 π is (A) 4 (B) 6 (C) 8 (D) 10

Tardigrade Admin · Accepted Answer

Draw the graphs of y=| cos x| y= sin x <img class="img-fluid question-image" alt="image" src="https://cdn.tardigrade.in/img/question/mathematics/c4da5d9d29f6816cea5c577ef324c135-.png" /> Clearly both is curves intersect each other at 4 point.

Q. The number of solutions of $∣ cos x ∣ = sin x, 0 \leq x \leq 4 π$ is

4

6

8

10

Draw the graphs of $y = ∣ cos x ∣& y = sin x$

Clearly both is curves intersect each other at $4$ point.

Q. The number of solutions of ∣cosx∣=sinx,0≤x≤4π is

4

6

8

10

Draw the graphs of y=∣cosx∣&y=sinx Clearly both is curves intersect each other at 4 point.

Q. The number of solutions of $∣ cos x ∣ = sin x, 0 \leq x \leq 4 π$ is

Draw the graphs of $y = ∣ cos x ∣& y = sin x$

Clearly both is curves intersect each other at $4$ point.