justin3865 justin3865

01-09-2021
Mathematics

contestada

Find the sum and choose the correct answer.

2n 3 + 4n 2 - 7 and -n 3 - 8n - 2

Respuesta :

rijarafiquee rijarafiquee

03-09-2021

Answer:

n³ + 4n² - 8n - 9

Step-by-step explanation:

(2n³ + 4n² - 7) + (-n³ - 8n - 2)

2n³ + 4n² - 7 - n³ - 8n - 2

2n³ - n³ + 4n²- 8n - 7 - 2

n³ + 4n² - 8n - 9

Answer Link

Otras preguntas

Which of the following ordered pairs lies on the graph of h(x) = -2x²? (1, -4) (1, -2) (1, 4)

How long should your warm up and cool down be? 2-3 minutes 5-10 minutes 20-30 minutes over 30 minutes

When i was a young girl, my favorite relative was my mother’s father, whom i called abuelito. i could talk to him about all sorts of things—he in his broken eng

an example of diffusion in your everyday life

An mineral fossilization occur without the presence of water

what is the mass of 4.75 moles of H2SO4?

Please help. Which expression is the completely factored form of 27x^3+y^6 ?

Which of the following is a fossil fuel? A. copper B. aluminum C. oil D. cattle

where is macbeth going when he sees the bloody dagger?

Shawn wants to use an elevator to carry identical packages having the same weight. Each package weighs 5 pounds and Shawn weighs 100 pounds. If the elevator can