litamiller75 litamiller75
  • 22-10-2019
  • Mathematics
contestada

what is the answer 2a+6/a^2-9

Respuesta :

devishri1977
devishri1977 devishri1977
  • 22-10-2019

Answer:

Step-by-step explanation:

2a  + 6 / a² -9 = 2(a + 3) / (a² -3²)

                       = 2(a+3) / (a+3)(a-3)        {a²-b² = (a+b)(a-b)

                        = 2 / (a-3)

Answer Link

Otras preguntas

what does the Latin word turba mean in english
Write a paragraph in Spanish about what your ideal holiday is... Please help me only need 5/6 lines
These words were written by Robert Hooke in 1665. The pores or cells that Hooke described were really -
write 97.356 in base ten numerals?
You are an urban planner assessing the growth of a city. Ten years ago, the city's population was 249,583. Its current population is 318,270. By about what perc
if angela swims 1,700 meters in 40 minutes what is her unit rate
what did republicans think about slavery in territories
State the domain and range of the following inverse functions. (a) y = sin^{−1}(x) (b) y = cos^{−1}(x) (c) y = tan^{−1}(x)
How so I show my work with 624 Divided by 3
The Treaty of Paris of 1783, which ended the American Revolutionary War, provided for all the following EXCEPT (A) Fishermen from the United States would have t