jocmarti jocmarti

04-03-2022
Mathematics

contestada

which equation has roots of 13 and -3

a[x2-10x-39=0
b{x2+10x-39=0
c{x2-16x-39=0
d{x2+16x--39=0

Respuesta :

repthebae repthebae

04-03-2022

To get roots of 13 and -3 the simplified equation will have to look like this.
(X-13)(X+3)=0
So if we multiply this out with foil method we get this:

X^2 -10X -39

So the answer is A

Answer Link

Otras preguntas

How do geographical concepts and historical themes will aid in global interactions

Find the missing measures

First former ffa member elected to u.S. Presidency

What are effectiveness and ineffectiveness of road user??

What is 80z2+120zw+45w2

(Sourcing) Thaddeus Stevens was a Radical Republican. What did Radical Republicans stand for?

Read the scenario. A car moves 30 mi/h to the north. Every second, the velocity increases by 3 mi/h. Which option represents the acceleration as a vector quanti

Which of the following notions represents an area of agreement between the Protestant Reformation and the Catholic Reformation? Superstitious belief in magic sh

Which of the following describes the role of cyclic amp (cAMP) in hormone responses

What is the domain of the relation?