Ascale model of a city has scale of 1 cm : 4.5 km. two buildings in the model are 1.9 cm apart. to the nearest tenth of a kilometer, what is the actual distance between the buildings in the city?

Which expression is equivalent to (4x^3*y^5)(3x^5*y)^2 \a) 24x^13*y^7b) 36x^13*y^7c) 36x^28*y^7d) 144x^16*y^12

Ac contractor is building a new subdivision outside of the city. he has started work on the first street and is planning on the other streets to run in a direction parallel to the first. the second street will pass through (-2,4) find the equation of the location of the second street in standard form. a.2x+y=2 b. x-y=2 c.2x+y=2 d. x+y=2

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?