-_- hard math thingys what isss 1+1-2=

Match each expression with its simplified form.

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250