Use the following functions to solve the practice problems. f(x) = 2x – 1
g(x) = 3x
h(x) = x2 + 1
1. f(g(-3)
2. f(h(7))

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 the pair of fractions as a pair of fractions with a common denominator

Rick is driving to his uncles house in greenville, which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120