Which of the following expressions is written in scientific notation? 0.2x 10^5 31.4x10^4 1x10^-3 13x10^4

How do i make someone brainliest? (if you answer me, i might be able to make you brainliest! )

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

Which of the following multiplication expressions can be modeled by the tiles shown? check all that apply. 8(3) = 24 6(4) = 24 (3)(12) = 36 24(3) = 72 3(8) = 24 2(12) = 24