nj91173pbrkni nj91173pbrkni
  • 22-07-2018
  • Mathematics
contestada

find the least common denominator for these two rational expressions

a / a^2 - 6a + 9

7 / a^2 - 8a + 15

Respuesta :

Аноним Аноним
  • 22-07-2018

factor the 2 denominators:-


a^2 - 6a + 9 = (a - 3)(a - 3)


a^2 - 8a + 15 = (a - 3)(a - 5)


((a - 3) is common to both sets of factors so the LCD is:-


(a - 3)(a - 3)(a - 5) or this can be written as (a -3)^2(a - 5)




Answer Link

Otras preguntas

What branch of chemistry addresses chemical reactions that involve an electric current?
The ____ is an email address used to send messages for distribution to list subscribers.
Match the following items. 1. based on the skeleton outline of a speech 2. arranges the main points of a speech into a logical structure 3. arranges the subtopi
The movement of tens of thousands of southern blacks north during world war i resulted in
why is there a remainder? shouldn't the remainder be zero?
what is antonym of freedom?
In comparative anatomy, the flippers of a seal, feet of a sea otter and fins of a dolphin would be considered __ structures. vestigial homologous common ana
To vote a ? Ticket requires a knowledge of the qualifications of every candidate
you invests $1,400 in an account that pays an interest rate of 5.5%,combounded continoulsy.
The 1947 marshall plan provided funding after world war ii to help the recovery and rebuilding of