Multiply. (2.5×10−10)(7×10−6)(2.5×10−10)(7×10 −6) express your answer in scientific notation. 1.75×10161.75×1016 1.75×10−151.75×10−15 1.75×10−161.75×10−16 1.75×10−17

∆abc is reflected across the x-axis and translated 2 units up to give the image ∆a'b'c' with coordinates a'(1, 1), b'(2, -1), c'(2, 1). what are the coordinates of the preimage ∆abc? a. a(-1, 1), b(-2, 3), c(-2, 1) b. a(1, 1), b(2, 3), c(2, 1) c. a(1, -3), b(2, -1), c(2, -3) d. a(1, -3), b(2, -5), c(2, -3)

Negative 5 1/12 + negative 4 1/4 + 6 3/4

Bernice paid $162 in interest on a loan of $1800 borrowed at 6%. how long did it take her to pay the loan off?