\( \mathrm{Si}-\mathrm{Br} \) nonpolar covalent polar covalent ionic

Graph the parabola (x) \( 2(x-1)^{2}-3 \) plot five points, two points to the loft the verts and two points to the right

6. In an inter-school athletics track competition, each school team will consist of three athletes for the 100 m event, \( x \) athletes for the 200 m event, and \( y \) athletes for the 400 m event. Write down in terms of \( x \) and \( y \), an expression for (a) the number of track athletes in each school team, (b) the total distance, in kilometers, to be covered by the track athletes of each school team.

1. Reduce las siguieutes expresiones algebraicas: a) \( m+2 m \) b) \( a+2 a+9 a \) c) \( m^{2}-2 m^{2}-7 m^{2} \) d) \( 6 x^{2} y^{2}-12 x^{2} y^{2}+x^{2} y^{2} \) c) \( 3 a-2 b-5 b+9 a \) f) \( a^{2}+b^{2}-2 b^{2}-3 a^{2}-a^{2}+b^{2} \) g) \( x^{2} y z+3 x y^{2} z-2 x y^{2} z-2 x^{2} y z \) h) \( 2 x-6 y-2 x-3 y-5 y \) i) \( 15 a+13 a-12 b-11 a-4 b-b \)

32. MODELING WITH MATHEMATICS A woodworker wants to earn at least \( \$ 25 \) an hour making and selling cabinets. He pays \( \$ 125 \) for materials. Write and solve an inequality that represents how many hours the woodworker can spend building the cabinet.

The tallest male reached a height of 2.69 m . What would his height be in feet? \( 2.69 \mathrm{~m}=\square \mathrm{ft} \) (Round to the nearest hundredth as needed.)