Two decimals, 1-positive and 1-negative, whose difference is 1.1

The approximate line of best fit for the given data points, y = −2x − 2, is shown on the graph.which is the residual value when x = –2? a)–2 b)–1 c)1 d)2

Point a (7,3) is translated to a'(16,-9). which rule describes the translation?

How many and of which kind of roots does the equation f(x)=2x^4−9x^3+17x^2−16x+6 have?