char2426 char2426

25-08-2021
Mathematics

contestada

what is the sum of (-5a ^2 + a + 2) + ( 2a^2 - a - 9)

Respuesta :

Witcher3 Witcher3

26-08-2021

(-5a² + a + 2) + (2a² - a - 9) =

= -5a² + a + 2 + 2a² - a - 9 =

= -5a² + 2a² + a - a + 2 - 9 = -3a² - 7

Answer Link

Otras preguntas

Assume the availability of an existing class, ICalculator, that models an integer arithmetic calculator and contains:an instance variable currentValue that stor

When Kim and Liam move from spending 30 minutes of each hour producing pies and 30 minutes producing cakes to specializing in the good in which they have a comp

Which group exhibits gill slits at some stage of development? all echinoderms all chordates all mollusks all cnidarians

Reactive oxygen species (ROS) are unstable oxygen-containing molecules that can cause damage to enzymes and membranes. Cells can defend against damage by conver

Compute the internal rate of return for the cash flows of the following two projects (Do not round intermediate calculations. Enter your answers as a percent ro

Match the terms with their definitions. 1. was introduced in the United States in 1888 2 short ballot 2. used to elect the President, Vice-President, and member

A manufacturing facility is considering two location alternatives, X and Y. At location X, fixed costs would be $5,000,000 per year and variable costs would be

For what reason might someone decide to bring a civil law suit against a person or a business? What might the consequences be for filing suit against someone y

California Adventures issues 5,000 shares of 8%, $100 par value preferred stock at the beginning of 2020. All remaining shares are common stock. The company was

Travis and Andrea were divorced. Their only marital property consisted of a personal residence (fair market value of $400,000, cost of $200,000), and publicly-t