How can we factorise the expression: 2x^6+17x^3+8?

The rows and columns of lattice points in a three-by-three square array are evenly spaced one unit apart. how many distinct triangles with at least one side of length 2 units can be drawn using three lattice points for the vertices?

Find the number of liters in 12.8 gal of gasoline. round to the nearest hundredths

Acircle has a circumference of 7.850 units. what is its radius?