SOLUTION: how do i graph this? please help log2(x+3)+1

Algebra ->  Exponential-and-logarithmic-functions -> SOLUTION: how do i graph this? please help log2(x+3)+1      Log On


   



Question 437775: how do i graph this? please help
log2(x+3)+1

Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

y+=+log+2%28x+%2B+3%29%2B1
find critical points
when x = -3
y = log2(1)
this is saying
2%5Ey+=+1
the only value of y that makes this true is y+=+0- anything to the zero power is1
when x = 0
y = log2(4)
this says
2%5Ey+=+4
y+=+2 makes this true
+graph%28+500%2C+500%2C+-10%2C+10%2C+-10%2C+10%2C+log%282%2C+%28x%2B+3%29%2B1%29%29