trinityxzamorap0hvn0
trinityxzamorap0hvn0
12-12-2017
Mathematics
contestada
please help..........
Respuesta :
matthewe1903
matthewe1903
13-12-2017
1.
x^2-14x+45=0
(14/2)^2 =49
x^2-14x+49 +45=49
-45 -45
x^2-14x+49=4
(x-7)^2=4 square both sides
x-7=2 add 7 to both sides
x=9
Answer Link
VER TODAS LAS RESPUESTAS ( 68+ )
Otras preguntas
Find the quantity of heat required to melt completely 200g of lead initially at 27°C given that for lead melting point is 327°C. The specific heat capacity of l
Fill in the Blanks (1,2,3 etc.)
How is p-value calculated with example?
What type of attack is occurring when a counterfeit card reader is in use
________ where f(x) =5-2x^2 increasing? (-inf,0) (0,inf) (-inf,inf) (-inf,5)
Texto argumentativo Porfa….
HELPPPP A manufacturer produces two models of mountain bicycles. The times (in hours) required for assembling and painting each model are given in the table. T
Assume that adults have IQ scores that are normally distributed with a mean of 99.2 and a standard deviation 19.5. Find the first quartile Q,, which is the IQ
a man falls 2.0 m to the floor (assume down to be negative) how long does the fall take? what is his velocity when he hits the floor?
What is the antagonist muscle in a pull-up?
