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

A microscope is set so it makes an object appear 4 x 10`2 times larger than its actual size. A virus has a diameter of of 2 x 10`-7 meter. how large will the di

How do you use equal protection of law in a sentence

what is the full definition of adaptation?

Rheumatic fever is a bacterial disease that can result in degeneration of heart valves that would cause?

Give five rational numbers lying between 3/5 and 4/5. Insert six rational numbers between 3 and 4.

What effects did the battle of bunker hill have?

What is the given equation in logarithmic form of 7^4=2,401?

Rheumatic fever is a bacterial disease that can result in degeneration of heart valves that would cause?

The molar heat of fusion of gold is 12.550 kJ mol–1. At its melting point, how much mass of melted gold must solidify to release 235.0 kJ of energy?

What is 3y = 15x - 12 in y = mx + b form ?