Find the value of c to complete the square: x^2+8x+c

Which of the symbols correctly relates the two numbers below check all that apply 6? 6

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 .

Measure of angles 31 (x+4) (3x+9) me