axjeff axjeff
  • 11-05-2017
  • Mathematics
contestada

how many solutions are there to 5x^2+7x-4=0

Respuesta :

golakergirl83
golakergirl83 golakergirl83
  • 11-05-2017
5 x² + 7 x - 4 = 0
The discriminant is:
D = b² - 4 a c = 7² - 4 · 5 · ( - 4 ) = 49 + 80 = 129
D > 0;
Answer: C ) 2 solutions
Answer Link
workworkworkwork workworkworkwork
  • 11-05-2017
I think the answer would be two
Answer Link

Otras preguntas

solve for X -6.9<8.1-1.5x
fine the product:3 x 5 (2)
PLEASE ANSWER ASAP> WILL MARK BRAINLIEST!!!!!
which is the best definitio of the word tone ​
Easy. Please Answer! I’ll mark Brainly!!!
Which statement best describes the practice of judicial review? A. The president can review judgments of the Supreme Court. B. Congress makes laws that the pres
Why would fighting a war in North America be a problem for the European countries involved?
A football is kicked with an initial speed of 11.0 m/s, at an angle of 35degrees above the horizontal across horizontal ground. (Assume air resistance is neglig
A small branch is wedged under a 200 kg rock and rests on a smaller object. The small object that creates a pivot point is called the fulcrum. The smaller objec
Look at the network topology. What will happen with the other computers if the computer breaks at the RED X? ​