Write this polynomial in descending form 5x3 + 2x + 7x5

What is the binomial expansion of (2x-3)^5

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 .

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5