Question 17 4 pts Find an equation of the tangent line to the graph of f(x)=x2 at the point (3,9). Enter your answer in as a whole number or as a fraction. Do not space between the terms. y- 9 2 (x- 3 y= 2x+3 Question 18 4 pts Find an equation of the tangent line to the graph of f(x)=x2 at the point (-1,1). Enter your answer in as a whole number or as a fraction. Do not space between the terms. y- (X- V=Question 19 4 pts Find an equation of the tangent line to the graph of f(x)=2/x at the point (1,2). Enter your answer in as a whole number or as a fraction. Do not space between the terms. y- (x- y= Question 20 4 pts Find an equation of the tangent line to the graph of f(x)=2/x at the point (-1,-2). Enter your answer in as a whole number or as a fraction. Do not space between the terms. y- (x- y=Question 21 4 pts Find an equati on of the tangent line to the graph of firth-4&2 at the point {~13}. Enter your answer in as a whole number or as a fraction. Do not space between the terms. r- {H- 1' Question 22 4 pts Find an equation of the tangent line to the graph of f{:v