Zaraahmad Zaraahmad
  • 02-10-2016
  • Mathematics
contestada

Two numbers that multiply to minus 48 and add up to 13?

Respuesta :

texaschic101
texaschic101 texaschic101
  • 02-10-2016
a * b = -48
a + b = 13.....a = 13 - b

b(13 - b) = -48
-b^2 + 13b = -48
-b^2 + 13b + 48 = 0
(-b-3)(b - 16) = 0

-b - 3 = 0
-3 = b

b - 16 = 0
b = 16

ur numbers are : 16 and -3
Answer Link

Otras preguntas

Eight less than one-fourth of a number is 4
Can someone do it ? Please
Match the term with the definition. 1) Line 2) Line Segement 3) Ray 4) Point 5) Vertex A) an infinite number of points extending in opposite directions that ha
Which group launched a successful boycott against california grape growers?
Mrs. barclay has type 2 diabetes and you are preparing her for discharge. she tells you that she loves red beans and rice and knows that she must eliminate them
Find the value of x in each case. PLEASE SHOW WORK!!!
Alan's friends all smoke. alan has never wanted to smoke and his friends have never asked him to smoke. however, alan still feels compelled to start smoking. th
What is the value of x? 33 28 47 56
If 5(x - 4) + 2 = -173, what is the value of x?
What happened during the lunch counter sit ins for civil rights ovement?