Answer:
this would be the area
Step-by-step explanation:
0.049 you take the square root of pie and you divide it by 1/4 and see what you get will help you towards this answer
Answer:
Step-by-step explanation: okay but
Answer:
-1,3
Step-by-step explanation:
its -1,3 because when you do graph and put the lines they cross / touch like the orange and red are doing
Step-by-step explanation:
7-3cosx=9sin²x
[sin²x=1-cos²x]
=>
7-3cosx=9-9cos²x
=>
9cos²x-3cosx-2=0
=>
let cosx=t
9t²-3t-2
by quadratic formula,
t=(3±9)/2·9
=> t=2/3 or t=-1/3
thus,
x=acos(2/3) or x=π- acos(1/3)
Answer:
Answer is [A]
Step-by-step explanation:
Arc length = 2πr × (θ/360) where θ is the angle of sector which is p in the question and the radius is still the symbol R