Izaiya0623 Izaiya0623
  • 09-03-2020
  • Mathematics
contestada

Six times the square of a number x plus 11 times the number equals 2. What are possible values of x?

Respuesta :

Danboghiu66
Danboghiu66 Danboghiu66
  • 09-03-2020

Answer:

-2, 1/6

Step-by-step explanation:

6x²+11x=2

6x²+11x-2=0

Delta=11²-4×6×(-2)=121+48=169

x1,2=(-11 +- sqrt(169))/(2×6)=

(-11 +- 13)/12

x1=(-11+13)/12=2/12=1/6

x2=(-11-13)/12=-24/12=-2

Answer Link

Otras preguntas

The working out for 637 divided by 13
Fill the blanks please! Due tomorrow
The battles in the revolutionary war and the blanks aren't filled.
What are the powers of 3 in the range of 3 to 1,000?
When water evaporates at constant pressure, the sign of the change in enthalpy A. is negative. B. is positive. C. depends on the temperature. D. depends on the
a swimming pool had a list price of $575.25 and was on sale for 10% off.Sara had a coupon for an extra $75 off. What will her cost be before tax?
HELP ME WITH This page?!?
A boat costs $19,200 and decreases in value by 12% per year. How much will the boat be worth after 5 years?
How do you find the total surface area of a 3-D composite figure? Do you subtract one base from one of the figures or both of its bases?
Aristotle,one of the first scientists to group organisms,grouped animals according to what way?