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

Please help me out and explain with steps thank you.

Find the inverse of h(x) = (2x + 6)/5

Write an HTML document which contains two text fields, a button, and a div. The first text field should be labeled “Temperature”, and the second should be label

Classify the following topics as relating to microeconomics or macroeconomics. A firm's decision on which production method to use The effect of rent control

Scientific research shows that Earth's climate is changing due to human activities. How can scientific research on climate change help us prepare for the future

Which is a true statement about the objective case?

Which is the correct statement ?

what is the equation of a line that contains the points 5,0 and 5, -2x=5x=0y=0y=5

Joaquin is constructing the perpendicular bisector of AB. He opens his compass so that the distance from the two points of the compass is wider than half the le

4(10x+2)-40x Each step of the equation