Which binomials are a difference of two squares? 1. 6a2-25
II. 4x2+16
III. b2-9
IV. 49y2-64

A- I only
B- III only
C- III and IV
D- II, III, and IV

3× __ -2=15 7 2× __+1=7 5 7× =22 15 5× __+10=2 8 × __+4=20 6 × =10 3 × __+2=8 6 × __+8=8 9 × __+7=20 6

Which point lies on a circle with a radius of 5 units and center at p(6, 1)?

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3