The value of 8 in 8596 is how many times the value of 8 in 985

Which statements are true? see picture

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

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 .