Question

Determine the number of solutions for the quadratic function f(x) = -x2 + 3x - 9.

Answer 1

How would you like to solve this?

Answer 2

I don't know...whatever is the best way. By the way the choices are
A. No real solutions
B. 1 solution (double root)
C. 2 distinct real routes

Answer 3

Well we should find the discriminant first:
\[b^2-4ac\]

Answer 4

What is the standard formula?

Answer 5

\[\frac{-b \pm \sqrt{b^2-ac}}{2a}\]

Answer 6

*4ac

Answer 7

I am so confused

Answer 8

The one posted above is used to solve for solutions, but the discriminant is used to determine the number of solutions

Answer 9

So how do I do it?

Answer 10

I meant for example where is a b c in the equation I gave like the standard form.

Answer 11

The extremes in the proportion 3/4=15/20 are

3 and 4
3 and 20
15 and 4
15 and 20

Answer 12

Rosa does not want to help mario with his homework

Answer 13

mario asks rosa if she wants to study math class today

Answer 14

Mario wants to study for spanish class tomorrow

Answer 15

What effect does the syntax of these lines from a poem convey?

If I ever catch him,
Lawd, have pity!
Calling me up
From Kansas City.

Answer 16

fill in the blank... again

Answer 17

fill in the blank

Answer 18

choose the sentence that is grammatically correct

Answer 19

Indicate the method you would use to prove the two 's . If no method applies, enter "none".

Answer 20

Why did so many Native American peoples adopt Christianity in Latin America during the 1500s?
A.

Answer 21

For the u25b3ACD is shown below, select all the true statements. Lengths are rounded to the nearest tenth.

Answer 22

African slaves who were brought to the New World adopted the religious practices of the __________.

Answer 23

PlS HELP!!!

f(x)=3x+5
g(x)=3x^2-x-10

Divide (f/g)(x), and state the domain.

Answer 24

Why does Roosevelt add this phrase to his speech and take the long pause?

Answer 25

Difference between homozygote and heterozygote . As far as Punnet Squares go

Answer 26

words

Answer 27

Summary For Nights and Dragons, what i have so far is
"Ever since Abigail Prynne was a little girl she had been fascinated by dragons.

Answer 28

Match each process with the correct name.

Answer 29

What were the causes and effects of the Marbury vs. Madison case?

Answer 30

Spanish help please