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

The subtraction property of equality states that the two sides of an equation remain unequal when you subtract the same number of each side. O True O False * 10
Read the paragraph. Both chocolate and commercial cola drinks are popular around the world. The main ingredient in chocolate comes from the beans of the cacao t
Which of the following is NOT a common misperception about public speaking anxiety, according to the textbook? "All or nothing" thinking "Fortune telling" Over
which of these should an art critic also be in order to be successful
What is the mass of 5.00 moles of KaS04? A 34.8 grams B 174 grams C 675 grams D 870 grams
Find the amplitude of this function.​
What is a chemical property? Give an example.
Find (fog)(0). f(x) = 6x g(x) = 3x + 6 (fog)(0)
What is another way to write the absolute value inequality lp|≤12? O-12≤p≤ 12 O-12≥p≤12 O-12≤por p≤ 12 O-12≥por p≤ 12
When the spine curves inward at the low back this is referred to as