Question

if 1 + cos squareQ= 5/4, find the value of Q​

Answer 1

Answer:

= π/3

Step-by-step explanation:

➡ 1+ cos²Q = 5/4

↪ cos²Q = 5/4 - 1

↪ Cos ² Q = (5-4)/4

↪Cos² Q = 1/4

↪Cos Q = √(1/4)

↪ Cos Q = 1/2

↪Cos Q = Cos π/3

↪Q = π/3

➡We know ,

↪ Cos π/3 = 1/2.

⏩Hopes its help's u.