Which answer is closest to the true value of the expression:
(9.1 x 10⁴)(1.1 x10^{-5})(log10^{-13})(1000)
(a) 1.3
(b) 13000
(c) -13000
(d) 1.3 x 10^{-11}
can anyone explain this one?

Quadrilateral ghjk has vertices g(2, 3), h(8, 2), j(6, 8), and k(3, 6). it is transformed according to the rule t(–4, –5). what are the coordinates of g”? (–7, 3) (–2, 2) (–1, –7) (2, –2)

Antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).