Answer:
D
Step-by-step explanation:
Its D because A is all 90 degrees
Not C because all 90
Answer:
C
Step-by-step explanation:
First we find the z-score.
z = (x - μ) / σ
z = (520 - 500) / 60
z = 0.33
Using a calculator or z-score table:
P(z < 0.33) = 0.6293
The probability is approximately 63%. Answer C
Answer: f(-6) =
, f(-4) =
, f(4) =
, f(6) = 
<u>Step-by-step explanation:</u>
(-6, f(-6)) is an x,y coordinate. They are asking what the y-value is when you plug in -6 for x.
f(x) = 
f(-6) = 
= 
= 
f(-4) = 
= 
= 
= 
f(4) = 
= 
= 
= 
f(6) = 
= 
= 
The doctor had the opinion about the boy that it world
hare been better is he had velict
No beacuse 1/4 would be less that 1/2 it's common sense