Question

Determine the Integral values of K for which the system, (tan- x)2 + (cos- y = r k and
tarix + cos'y = possess solution and find all the solutions,
2
Give me a moment to look at​

Answer 1

Step-by-step explanation:

7 cos x+5 sin x∣≤

7

2

+5

2

⇒−

7

2

+5

2

≤(7cosx+5sinx)≤

7

2

+5

2

⇒−

74

≤(2K+1)≤

74

⇒−8.6≤(2K+1)≤8.6

⇒−9.6≤2K≤7.6

⇒−4.8≤K≤3.8

So, integral values of K are

−4,−3,−2,−1,0,1,2,3 (eight values)