maura2mconroy0547
maura2mconroy0547 maura2mconroy0547
  • 02-03-2017
  • Mathematics
contestada

which of the following is a quadratic equation that has roots of 2.5 and 2/3

a. 5x^2+11x-7=0

b. 6x^2-19x+10=0

c. 5x^2+11x-10=0

d. 6x^2+19x-10=0

Respuesta :

wolf1728
wolf1728 wolf1728
  • 05-03-2017
Multiply
(x-2.5) * (x-.66666)
x^2 - 3.1666 x + 1.6666
Multiplying both sides by 6
6x^2 - 19x + 10
answer is b


Answer Link

Otras preguntas

The majority of the people in Central America earn their living from_____ Tourism Farming Fishing Industry
I need help writing an argumentative draft please help.So far i have done the thesis but i dont know what to do from now on and its due to tomorrow .
What caused the economic panics in the 1800s? The supply of goods exceeded the price. The supply of goods was limited by tariffs. The demand for goods exceeded
Find the value of the expression 4*2-6+8*3+4
If you have an email that is stressing you out and you sleep on it before emailing it, you have shown which character trait? Question 3 options: Self-control Hu
You can travel by boat between Mazatlán and Los Cabos. True False
16) How did the Yazoo Land Fraud lead to the removal of the Creek Indians from Georgia?
I think it is a fragment
The blue bike river begins in lake tana. The lake is the rivers ?
258,197-64,500 (show me how to round this and I will give brainliest!)