chanchan70 chanchan70

01-12-2018
Mathematics

contestada

x^2-2y/y when x=20 and y=x/2

Respuesta :

Karsen4 Karsen4

01-12-2018

Answer:

I believe its 398

Step-by-step explanation:

Answer Link

WimpyNate WimpyNate

01-12-2018

Answer:

398

Step-by-step explanation:

x^2=400

substitute for y, 2y/y=(2*x/2)/(x/2)=x/(x/2)=x*(2/x)=2

400-2=398

Answer Link

Otras preguntas

Find mean of the data: 20,50,80,50.

plz show work i don’t understand

Verbalize some factors you have control over that influence your health.

What is the approximate area of a circle with radius 6 cm?

360+100+x+(x/10)=720

What is this asking for?

How long did the war between England and Zanzibar last?

Write long answer to the following question. a. Define microcomputer. Explain the types of microcomputers in detail.

I need help with the Venn diagram!

Oxidation of glucose means:_______ a. combining glucose with oxygen through metabolism b. loss of electrons from glucose c. oxidation of glucose d. combining