Answer:
True.
Step-by-step explanation:
Given,
4cos2 (4x) - 3 = 0
Now, 4π/24 = π/6
Or, cos π/6 = √3/2
Or, cos^2 π/6 = 3/4
Or, 4 cos^2 π/6 = 3
Now, Left Hand Side= 4cos2 (4x) - 3
= 3-3 =0 = Right Hand Side (Proved)
Here, Left Hand Side= Right Hanad Side. So, 4cos2 (4x) - 3=0 is true.
Answer:
option B
Step-by-step explanation:
Triangle RST~ TRIANGLE RQP
Volume = pi*r^2
so 58^2*pi= 3364pi = approx 10,562.96 in^2
Answer:
it should be option 2 and 4
Step-by-step explanation: