joelpimentel
joelpimentel joelpimentel
  • 19-05-2018
  • Mathematics
contestada

PLEASE ANSWER + BRAINLIEST!!!

What is the value of 3x^2 - 5xy + 5y^2 for x = -6 and y = 2?

A. -68

B. -4

C. 188

D. 208

Respuesta :

tatothetree tatothetree
  • 19-05-2018
If you put in x for -6 and y for 2, you get 3(-6)^2 - 5(-6)(2) + 5(2)^2. 

Simplifying all the numbers, it's 3(36) + 30(2) + 5(4), and then 108+60+20. Going along, you get 188
Answer Link

Otras preguntas

One gallon of fuel mixture contains antifreeze in the ratio of 5 parts fuel to one part antifreeze. To this is added half a gallon of mixture which is one third
What is James Joyce's conception of the artist? a. He must clearly express his ideas in his works b. He must be invisible in his works c. He must be Irish
What is the median of 37, 39,40, 42,42, 45, 48, 49, 51, 52?
when was slate found
The doubling time of a city's population is 13 years. How long does it take for the population to quadruple.
Convert decimal to fraction
Convert decimal to fraction
Y= x^3 + 64 Y=x^3 - 1000 Both need factored!
What is James Joyce's conception of the artist? a. He must clearly express his ideas in his works b. He must be invisible in his works c. He must be Irish
One gallon of fuel mixture contains antifreeze in the ratio of 5 parts fuel to one part antifreeze. To this is added half a gallon of mixture which is one third