jaleesa31 jaleesa31

01-02-2022
Mathematics

contestada

x²+2x-15=0

Solving quadratic equations using factorising

Respuesta :

amandaissa amandaissa

01-02-2022

Answer: (x+5)(x-3)

Explanation:

Write 2x as a difference so (that also =15) so 5x-3x

That end up being x^2+5x-3x-15 now putting into factorisation (x+5)(x-3)

Hope this helps:)

Answer Link

Otras preguntas

A juice stand uses 11 cups of strawberries to make 6 pitchers of juice. What is true about the number of cups of strawberries in each pitcher?

Mitosis or Meiosis? DNA replication must happen before i do ___________.

The type of wave that does not require a medium

Que es el marsupio de los tlacuaches

What is the combined meaning of the root word and suffix in the word bibliophile?

estimate how many 12-inch rulers will be the same length as the object door, flag, wall of a small room estimate:__rulers or __feet

For science experiment,Noel measured a piece of metal that has a mass of 3,500 grams.What is the mass of the metal in kilograms?

The national government has _____________ powers that are spelled out in the Constitution.

How did the changes in the composition of the Earth's atmosphere affect the evolution of life?

Park Geun-Hye’s presidency is particularly challenging because A) of the sudden increase in tension with Israel. B )recovery from war is a challenge and struggl