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

Simplify the radical expression by rationalizing the denominator. 2 divided by the square root of 30.
Which expression is equivalent to x + x + x + 5 + 5, no matter what value is substituted in for x? A) 3x + 5 B) 3x + 7 C) x + 10 D) 3x + 10
what is the word form of 3.75
Birds have a keen sense of _____ and rely on this sense the most.
Sonia loves writing. Some days, the words come so easily that her words seem to dance across the page. Which figure of speech, or literary device, does the auth
What would be your definition of Social Studies?
Which best describes how sediment forms?
Simplify the radical expression. The square root of 144.
Is 5/8 larger than 5/10
3x^2-11x-4 divided by x-4