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

Jackson drew 4 hearts and 29 circles. What is the ratio of circles to all shapes?

Please answer this question!! 30 points and brainliest!

Which of the fallowing best completes the sequence below??? 12,8,5,3.... A) 1 B) 2 C)4 D)0

Multiply −2x(6x^4−7x^2+x−5) Express the answer in standard form. Enter your answer in the box.

If the birth rate of a population of dolphins is 2.0, the death rate is 0.5, and the population size is 100, what is this dolphin's population growth?

1) How many electrons are in each energy level of the following elements? a. He b. Na c. Na d. Ne 2) How many valence electrons are percent in the following

Where did the domestication of crops and animals begin?

Why is the future for life on earth bleak?

Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²

Using the given statements, state whether the conditional statement is true or false. p: 2 + 2 = 4 q: 7 + 1 = 7 Is p q true or false?