kaileefpalacioox6hx4 kaileefpalacioox6hx4
  • 04-07-2020
  • Mathematics
contestada

Factor this trinomial.
х^2 - 9х+ 20
А. (х- 4)(х+ 5)
В. (х-2)(х+ 10)
С. (х-2)(х- 10)
D. (x-4)(х - 5)

Respuesta :

snog
snog snog
  • 04-07-2020

Answer:

D

Step-by-step explanation:

We're looking for two numbers that have a sum of -9 and a product of 40. These 2 numbers are -4 and -5 so the answer is (x - 4)(x - 5).

Answer Link
wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 04-07-2020

Answer:

(x-4)(x-5)

Step-by-step explanation:

х^2 - 9х+ 20

What 2 numbers multiply to 20 and add to -9

-4*-5 = 20

-4+-5 = -9

(x-4)(x-5)

Answer Link

Otras preguntas

what is one half of earth
simplify (3x − 5) (3x 6).
The price of which of the following crops will likely increase due to colony collapse disorder? Wheat, soybeans, corn or apples?
identify the proper nouns in this sentence. carlos and i enjoyed all of the states we visited last summer, but nevada and oregon were our favorite places. check
The decision to pass another vehicle requires
The average elevation of the city of new orleans, louisiana, is 0.5 m below sea level. The highest point in louisiana is Driskill Mountain at about 163.5 m high
What's the solution?
what is the average rate of change for f(x)=x^2 9x=18 from x= -10 to x=10
All the genes of all members of a particular population make up the populations ? A.genotype B.phenotype C.gene pool D.relative frequency
explain how the terms in each pair differ in meaning: vegetative part, fruit.