faded15 faded15

13-05-2019
Mathematics

contestada

please factorise: 4x^2-18x+20

Respuesta :

itsahumannn itsahumannn

18-05-2019

Answer:

x=2 or x=5/2

Step-by-step explanation:

4x^2 -(10+8)x +20

4x^2 -10 x - 8x +20

2x(2x-5)-4(2x-5)

(2x-5)(2x-4)

so

2x-5=0

x=5/2

or

2x-4=0

x=2

Answer Link

Otras preguntas

fill in the blanks with suitable prepositions to complete the para given below

What kind of reproduction is budding?

Nearly 1 million South Sudanese refugees in Uganda.a. Trueb. False

Consider the following code segment. a b - true с ← true REPEAT UNTIL (a AND b NOT C false с b с DISPLAY a DISPLAY b DISPLAY C What is displayed as a result of

what is the we speak in French

hi, how i all doing

Which of the following are non-modifiable risk factors for coronary heart disease? Check all that apply.a. Family history b. Low blood HDL c. Physical inactivit

In contrast to the "right-versus-right" ethical dilemma, a(n) (1 point) O Social decision O Ethical decision O Ethical experience O Fiduciary conflict is "right

"Eat Healthy Stay Healthy" is the slogan to keep oneself healthy and active. H are some sources of healthy food: BERRIES, FRUITS, VEGETABLES, GRAINS LENTILS and

Write any two uses of sodium bicarbonate