givetakeforever
givetakeforever givetakeforever
  • 02-05-2018
  • Mathematics
contestada

which expression is in simplified form for the given expression and states the correct variable restriction u+3/u^2-9

Respuesta :

CastleRook
CastleRook CastleRook
  • 11-05-2018
Simplifying the expression given we shall have:
(u+3)/(u²-9)
factorizing (u²-9)=(u-3)(u+3)
thus plugging the substitute in the expression we shall have:
=(u+3)[(u-3)(u+3])
=1/(u-3)
Hence the answer is 1/(u-3)
u can take any values except 3.
Answer Link

Otras preguntas

What role does speciation play in Evolution
How did progressives feel about the government
What is the dictionary definition of biocontainment??
Which best describes the advantage of pest resistance? Pests are mutated and tolerate more. Pesticides become less effective. Farmers do not have to use harsh c
A fire truck and an ambulance each drive along a straight road between two points. Using the points on a map that the city created, the fire truck will start at
HELP PLEASE - PICTURE BELOW
if 7y - 5x = 3, what is the smallest integer value of x for which y > 75?
A checkers board is 8 squares long and 8 squares wide. The area of each square is 14 square centimeters. Estimate the perimeter of the checkers board to the nea
Please help me with question 23 using a well written explanation.
ɪ ᴅᴏɴ'ᴛ ɢᴇᴛ ᴛʜɪs ᴄᴀɴ sᴏᴍᴇʙᴏᴅʏ ʜᴇʟᴘ ᴍᴇ ᴏɴ ᴛʜɪs ᴘʀᴏʙʟᴇᴍ ʀᴇᴀʟʟʏ ǫᴜɪᴄᴋ