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

Amy is a 9 year old patient who has a high fever, headache and an itchy rash. Although Amy usually has a good appetite, her mother says she has not been hungry

I will give brainlest on first answer. Ok, I have another problem, this time it's a bit different. "Find the volume of this sphere. Use 3 for π." V ≈ [?]in^3

Graph y=√x-2 +3 (state all points) state the domain and range

Solve. Write the difference. 728-107

A parabola drawn on a coordinate plane has vertex (1,−2) and focus (4,−2) . The parabola opens to the right. Which of the following is an equation of this parab

what are similarities between traditional and hydroponic farming?

All a user has to do is click print and the job will be sent to the printer.a.Trueb.False

Plot (−1 3/4, 4 1/2) on the coordinate plane.

A user is concerned about losing critical data on single computer in the event of an unforeseen system crash. The user is advised to implement fault tolerance.

Explain how "night" is a metaphor for the author, Elie Wiesel in the novel, Night.