edenlaine edenlaine
  • 19-07-2020
  • Mathematics
contestada

find the least common denominator for these two rational expressions. x/x^2-25, c/x^2-3x-10

Respuesta :

Alfpfeu
Alfpfeu Alfpfeu
  • 19-07-2020

Answer:

Step-by-step explanation:

Hello,

Let 's notice that

[tex]x^2-25=x^2-5^2=(x-5)(x+5) \ \ and \\\\x^2-3x-10=(x-5)(x+2) \ \text{as sum of the zeroes is 3 and the product is -10}[/tex]

So the least common denominator is

[tex](x-5)(x+5)(x+2)[/tex]

hope this helps

Answer Link

Otras preguntas

P-1=5p+3p-8 how do I solve this?
the sum of two numbers is 15 less than twice the first number their difference is 5 less than twice the second number.  Find the number
What is the access time for today ’s hard disks range from
Please help me solve this 2 step equation problems 1.V/4-3=5 2.U/5+3=1 3.6+z/9=9 4.-7+f/2= -1 5.9+w/4= -5 6.e/7-3= -5 7.-8+d/5=2 8. U/5+3=6 9. F/-3+5=8
A sentence using the word misfortune
If a² = 12, then a4 =
An object is thrown off a cliff with a horizontal speed of 10 m/sec. After 3 seconds the object hits the ground. Find the height of the cliff and the total hori
Which of the following organisms has the highest evolutionary fitness? A. A cheetah that catches the most prey B. A fox that successfully avoids predators C. A
Please help me solve this 2 step equation problems 1.V/4-3=5 2.U/5+3=1 3.6+z/9=9 4.-7+f/2= -1 5.9+w/4= -5 6.e/7-3= -5 7.-8+d/5=2 8. U/5+3=6 9. F/-3+5=8
The sum of the squares of two consecutive negative integers is 61. Find the smaller of the two integers