Type the correct answer in each box. Use numerals instead of words. If necessary use / for the fraction bars. Subtract the binomials

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

What is the value of f(x) = 2.2 for f(-2)?

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field