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

PLS HELP... Which executioner is the more humane, he who kills you in a few minutes or he who drags the life out of you in the course of many years? in the stor
is cytoskeleton prokaryotic or eukaryotic cells
If the total value of the coins is 21 cents what are the missing coins
I need some one to help me with this
A number increased by thirty-five
In the scene that begins at time code 41:35 with Don and Kathy on the stage, what theatrical elements does Don add to the stage? How do these elements change t
OABC is a tetrahedron and OA=a, OB=b, and OC=c. The point P and Q are such that OA =AP and 2OB = BQ. The point M is a midpoint of PQ. Find (i)AB (ii)PQ (iii)CQ
The height of a wall that is b bricks tall if each brick is 3 inches tall
If the slope of line a is -4, then the slope of a line parallel to it is
9 x 200 in expanded form