jscissom jscissom
  • 08-02-2018
  • Mathematics
contestada

a 2 - a - 20 help me out please

Respuesta :

Astute
Astute Astute
  • 08-02-2018
Hey there,

By using the [tex]AC[/tex] method . . . 

[tex] x^{2} +bx+c[/tex]

We do [tex] (a^{2} -a-20)[/tex] using the 
[tex]AC[/tex] method, and from this, our
answer would give us . . . 


[tex](a-5) \ (a+4)[/tex]

Hope this helps.
~Jurgen
Answer Link

Otras preguntas

help me with these please? BOTHIf each exterior angle of a polygon is 45 degrees, what is the sum of the interior angles? hint: what do we need to know to find
Write as an equation: The product of nine and four less than n is twenty-seven
11. The two types of cholesterol are dietary and A. caloric B. fat-related C. vitamin D. serum
A circle has a circumference of 153.86 units. What is the diameter of the circle?
Each side of the square is ___ inches.
A substance with a pH of 9 has
Find x. Assume that segments that appear tangent are tangent. a. 9 b. 7 c. 12 d. 17
Are the following sets countable, infinitely countable, or not countable? 1- The set of all odd integers? 2- The set of all prime numbers < 1000? 3- The set
The base of a right pyramid is a regular hexagon with sides of length 12 m. The altitude is 6 m. Find the total surface area of the pyramid.
Find the shortest distance from D to B in the diagram below.