Answer:
Make a triangle with an opposite side of 4 and adjacent side of 3 (hypotenuse is 5). You can now work out all trig functions for that angle. including sin(x)
Use the double angle formula to find sin(2x)
Step-by-step explanation:
Answer:
7/4 and 3
Step-by-step explanation:
Answer:
x=4
Step-by-step explanation:
2x+3=11
-3 -3
2x=8
2x/2=8/2
x=4
Answer:
y = 5.595090517 or approximately 5.6
Step-by-step explanation:
Tan47 = 6/y
y x Tan47/Tan47 = 6/Tan47
y = 5.595090517 or approximately 5.6