03-05-2017
Mathematics

contestada

K2-4K-21. How do you factor this

Respuesta :

apologiabiology apologiabiology

03-05-2017

assuming yo mean
k²-4k-21

factor by doing
what 2 numbers multipily to get -21 and add to get -4?
-7 and 3

(k-7)(k+3) is factored

Answer Link

Otras preguntas

this is a question i forgot it

A market produces too much of a good when the price of the good is: greater than the marginal social cost of providing it. equal to the marginal social cost of

Question is in picture.

what does dubious distinction mean

Based on the diagram, which three consumers all get their energy from the same producer?

pour faire mon jogging à ma placetranslate please

would you rather live in a world with no emotions or live in a world with no such thing called love

How did the contributions of Berry Gordy Jr. and Motown influence the history and development of popular music in the twentieth century?

there were 200,00 animals of a certain species in 1980. since then, this number has decreased by 4.5% each year. approximately how many animals of this species

How much is saved by buying a 20lb bag of brown sugar for $10.95 instead of 20 1 lb bags for $.89 each