Use the formula a2 - 62 = (a + b)(a - b) to factor completely.
What are the factors of 36x8 – 49?
(934 – 1)(4x2 + 49)
(36x4 – 7)(x2 + 7)
(6x4 – 7)(6x4 + 7)
(6x8 – 7)(6x + 7)

What expression is equivalent to (2x-1)(x-3)?

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? \ 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x

Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain