Mrisley Mrisley
  • 04-05-2014
  • Mathematics
contestada

What are 2 numbers that when multiplied together you get 360 and when added together you get -96

Respuesta :

crisforp
crisforp crisforp
  • 04-05-2014
x + y = -96;
x * y = 360;

[tex] t^{2} + 96t + 720 = 0[/tex];
Δ = [tex] 96^{2} - 4 * 720 = 6336 [/tex] => sqrt(Δ) = 79.6;
=> x = ( - b +  sqrt(Δ) ) / 2a => x = ( -96 + 79.6 ) / 2 ≈ - 8.2;
=> y =  ( - b -  sqrt(Δ) ) / 2a => x = ( -96 - 79.6 ) / 2 ≈ - 87.8;
Answer Link

Otras preguntas

1. Nibbles crept _____________ across the carpet towards the open door and _________ sneaked through while no one was looking. 2. __________ Sue edged over th
what is the metaphor in Poison by Roald Dahl
Which European country entered World War I as part of the Central Powers but later switched sides to the Allies in 1915?
Settlement where religion was taught
What do all multicellular organisms need for sexual reproduction to occur? A. pollen B. spores C. seeds D. gametes
If the circumference of a circle is 94.25 inches then what is the radius?
During the movement known as Romanticism, literature and the arts emphasized __________. (Points : 2) experimentation over repetition nature and emotion over re
i need a sentence with patriotically
Raphael paid $477 for a camera during a 25% off sale. What was the camera's regular price
Clouds that form in flat layers are called?