bronxyjane bronxyjane

03-05-2019
Mathematics

contestada

I have to factorise these...

a) x²-2x-3

And...

b) x²+2x-8

I don't understand any of it...

Respuesta :

justinhk10 justinhk10

03-05-2019

Answer:

Well the answer to a) is (x - 3)(x + 1) and the answer to b) is (x + 4)(x - 2)

I don't really know how to describe it because I can do factorials in my head like it is nothing.

Answer Link

Otras preguntas

what are algebraic expressions?

Where in the colonies did the British military concentrate their attacks?

Internationalization is the vision of creating one world unit, a single market entity. a. True b. False

what domus likely mean?

The narrator of the scarlet ibis compares naming doodle, william armstrong, to "tying a big tail on a small kite." what does this mean?

solve the following:4x = 32

Skilled workers who made metal products, cloth, or pottery were called a priests b artisans c scribes d heros

If a person strikes a kneecap and tears a patellar tendon, the function of which muscle will be impaired

What is the best plan for creating safe exercise goals?

Part a - the cell cycle drag the pink labels onto the pink targets to identify the two main phases of the cell cycle. then drag the blue labels onto the blue ta