Line p has point (9,5) and (4,0) determine the slop of p

What is the number 321,000,000 in scientific notation? also what is the number? ?

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1