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

this is a system of leaders who carry out the work of government: aristocracy bureaucracy democrac
Which equation could be solved using the graph above? A. x^2+4x+3=0 B. x^2-4x+3=0 C. x^2-6x+9=0 D. x^2-1=0
pets are-------that people home
You are studying the amino acid sequence of a protein shared by four organisms. You want to know which organism is most closely related to organism A. You have
Why is it important to stretch after exercising
Which of these numbers is between 1 and 3/5 (Points:1) A)8/5 B) 5/9 C)5/8 D)3/8
solve for yX = 3yPlease answer
which of the following is an example of the principle of checks and balances? (1 point) presidents can veto an act of congress. members of congress have the pow
what type of complement is the underlined word in this sentence? a kayak is a small, narrow boat. a. predicate nominative b. direct object c. indirect object
This theory was the driving force behind the Kennedy administration’s actions in Vietnam. What was it?