montanov000 montanov000
  • 01-12-2017
  • Mathematics
contestada

What is the factorization of 3x2 – 8x + 5

Respuesta :

zizoux07p0ac3m
zizoux07p0ac3m zizoux07p0ac3m
  • 01-12-2017
it is (3x - 5)(x - 1)
Answer Link
Аноним Аноним
  • 01-12-2017
3x^3 - 8x + 5

use the 'ac' method:-

multiplying the first and last coefficients we have 3 * 5 = 15

note -3 * -5 = 15 and -3 - 5 = -8 so we write 3x^2 - 8x + 5 as

3x^ - 3x - 5x + 5
 
Factor by grouping:-

= 3x(x - 1) - 5(x - 1) 

= (3x - 5)(x - 1)   Answer

Answer Link

Otras preguntas

In little Marsden the population is 17 222. The men and women together total 9142 and the women and children together total 13 201. There are ...... Women There
What is a tonal collage? We learnt it in school BUT  I can't remember.
The diagram shows a patio in the shape of a rectangle. The patio is 3.6m long and 3m wide. Mathew is going to cover the patio with paving slabs. Each paving sla
which of the following suffered most from DDT poisoning in the great lakes region
what does the agora tell us about the culture of athens?
In a class of 35 students, 25 girls averaged 92% on the last test, while the 10 boys averaged 85% on the same test. What is the average for the entire class on
true or false? Three common voltage sources are batteries, solar cells, and generators.
What is a tonal collage? We learnt it in school BUT  I can't remember.
A pack of 9 toilet rolls costs £4.23 A pack of 4 toilet rolls costs £1.96 Which pack gives the better value for money? You must show all your working.
Factor completely, the expression: 2x^3-2x^2-12x