Consider the function represented by the equation x - y = 3. what is the equation written in function notation with x as the
independent variable?
f(x)= y + 3
f(x)=-y-3
fx) = -x + 3
f(x) = x-3

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? 8,000 + 24x 8,000 − 24x 8,000 + 2x 8,000 − 2x

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.