Answer:

Step-by-step explanation:
M times itself 4 times is denoted by 
Answer:
x = 56.7
Step-by-step explanation:
cos theta = adjacent/hypotenuse
cos x = 17/31
x = arccos(17/31)
x = 56.7
33+9= 42+12= 54+2=90-56= 34 34+3x
I don't know
Answer:
120
Step-by-step explanation:
Is means equals and of means multiply
W = 30% * 400
Change to decimal
W = .30*400
W = 120