subject
Mathematics, 30.05.2020 09:57 sophthetoast

Mr. Knotts found the difference of the following expression. Which statement is true about Mr. Knotts’s work?

StartFraction x Over x squared minus 1 EndFraction minus StartFraction 1 Over x minus 1 EndFraction

Step 1: StartFraction x Over (x + 1) (x minus 1) EndFraction minus StartFraction 1 Over x minus 1 EndFraction

Step 2: StartFraction x Over (x + 1) (x minus 1) EndFraction minus StartFraction 1 (x + 1) Over (x + 1) (x minus 1) EndFraction

Step 3: StartFraction x minus x + 1 Over (x + 1) (x minus 1) EndFraction

Step 4: StartFraction 1 Over (x + 1) (x minus 1) EndFraction
In step 1, he did not correctly factor the denominator.
In step 2, he did not use the correct common denominator.
In step 3, he did not distribute the negative sign when he subtracted.
In step 4, he did not correctly subtract the numerator.

ansver
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 22:10, tiphannyk
Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?
Answers: 2
image
Mathematics, 22.06.2019 01:30, fraven1819
If the segment op is dilated by a scale factor r=2, what is the length of segment op? a)10cm b)16cm c)6cm d)4cm
Answers: 1
image
Mathematics, 22.06.2019 04:30, Rawr5801
Every night nathan has to read for at least 25 minutes write and inequality that shows how long nathan can read each night
Answers: 1
image
Mathematics, 22.06.2019 05:20, hazeleyes2006
Charlene's parents deposit $500 in an account on the day she is born. the account earns a high interest rate of 9.2% compounded quarterly because charlene is not allowed to access the money until her 22nd birthday. how much money will charlene have on her 22nd birthday? a: $3,698.50 b: $5,921.31 c: $101,200 d: $ 824.58
Answers: 3
You know the right answer?
Mr. Knotts found the difference of the following expression. Which statement is true about Mr. Knott...

Questions in other subjects:

Konu
Mathematics, 05.09.2019 17:30