Area of Rectangle As Function of x

[nycmathguy]

 

[MathLover1]

the area of the rectangle is

A=L*W

from the graph we see that L=10

W=y coordinate of the (x,y)

since y=sqrt(36-x^2), we have

A=10*sqrt(36-x^2)

domain:

{x element R : -6<=x<=6}

 

[nycmathguy]

the area of the rectangle is

A=L*W

from the graph we see that L=10

W=y coordinate of the (x,y)

since y=sqrt(36-x^2), we have

A=10*sqrt(36-x^2)

domain:

{x element R : -6<=x<=6}

Since questions are easy enough to confuse.