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:
x=1
Step-by-step explanation:
distribute
-4x+16=12
subtract 16 to get x by itself
-4x=-4
divide -4 by -4
x=1
Answer:
20
Step-by-step explanation:
Answer:
gordan types 60 words per minute
Step-by-step explanation:
divide the number of words (1,620) by the number of minutes (27) to get the answer.