xpineappleslusheex xpineappleslusheex

03-06-2018
Mathematics

contestada

Factorise completely
[tex]1) {x}^{2} - 12x - 13[/tex]
[tex] 2){32y}^{2} + 8y[/tex]
[tex]3) {x}^{2} - 9[/tex]

Respuesta :

03-06-2018

1. Number that adds up to -12 and multiplied by the same # that gives u -13. Set it up like this because both are negative so, u need 1 negative and 1 positive.
(x-13)(x+1)

2. Same rule applies. GCF
8y(4y+1)

3. (x+3)(x-3)

Answer Link

Otras preguntas

Which action showed Japan's imperialism in the early 1900's? •controlling Korea •adopting western technology •establishing schools •creating a modern banking sy

Which detail from the poem best supports the answer to part A I too

Name and explain TWO rights in the Bill of Rights that can potentially be violated by the implementation of mandatory vaccination policies.

A recipe calls for 3 cups of sugar and 9 cups of water. How many cups of water shoul used with 2 cups of sugar?

4+6x=16 how to solve it

How was this bias likely to influence any article the residents of Brook Farm might have written about the Lowell mills?

What should be the best diet for a pancreatitis patient?

Hurrrryyyyy pls Based on the experiment below, what was the dependent variable? Bean Soil Bean Soil Bean Soil Height 20.4 cm Mass: 159 Height: 45.7 cm Mass: 6.1

Describe yourself in terms of food.

how did scientists change societies view of smoking after 1960?