Given that f(x)=x^2-2x and g(x)=x+7, calculate

a) (f o g)(-5)
b) (g o f)(-5)

Look at the picture above

Step-by-step explanation:

Refer to picture

3/5

step-by-step explanation:

double number line is not a standard concept, so it must have been defined in your textbook. assume top line is numerator.

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,