What is the range of f(x) if f(x)=x2? a)all integers greater than or equal to 0
b)all integers
c)all real numbers
d)all real numbers greater than or equal to 0

b) the dogs need to shift their focus to human scent.

i dont know i just need points

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.

step-by-step explanation:

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