Which function is illustrated by the following graph? A function curves down through the y-axis, through the x-axis to a point, and then curves up through the x-axis to a point.
a.
cosine function
c.
Tangent function
b.
Sine function
d.
Cotangent function

The birth weights of newborn babies in the unites states follow in a normal distrubution with a mean of 3.4 kg and standard deviation of 0.6 kg. reaserches interested in studying how. children gain weights decide to take random samples of 100 newborn babies and calculate the sample mean birth weights for each sample

I’m not good at math can i have ? ?

Which function is represented by the graph? a. f(x)=|x-1|+3 b. f(x)=|x+1|-3 c. f(x)=|x-1|-3 d. f(x)=|x+1|+3