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

Which book is "To be or not to be? That is the question." from?

Answer 12

Which do you like better

Answer 13

The dipoleu2013dipole interactions between two polar phosphorus trihydride (PH3)

Answer 14

Use the following quote to answer the question.

"The supreme executive power shall be vested in a governor, who shall be commander-in-chief of all military

Answer 15

Which statement best describes the difference between the way the poets address t

Answer 16

someone pls help
The governments of the United States and Florida are similar bec

Answer 17

pls help me
The governments of the United States and Florida are similar because

Answer 18

Which excerpt from u201cGood Country Peopleu201d is the best example of figurative language?
The reason for her keeping them so long was that they were .

Answer 19

Zina spends 1.5 hours setting up her sewing machine and making one hat. The total amount of time spent making hats can be represented by the sequence below.

Answer 20

The governments of the United States and Florida are similar because they both

c

Answer 21

use the linear transformation model to predict the number of fish at 12 months.

Answer 22

The governments of the United States and Florida are similar because they both

c

Answer 23

This law was passed in 1875 prohibiting segregation in public facilities. Name the law.

Answer 24

What does the speaker of u201cThe Ravenu201d have in common with the poet Edgar A

Answer 25

a long, melodious poem that narrates a story

Answer 26

Read the sentence from "Sixteen" and answer the question.

I don't know where the snow came from for there were stars out.

Answer 27

Which two parts of this excerpt from Leo Tolstoy's The Death of Ivan Ilyich sugge

Answer 28

MCAT Biology Tutorial: Blood Pressure & Flow

Answer 29

A dance school has 54 students who learn salsa, and 23 of those students also learn ballet.

Answer 30

Given the data set (4, 85), (7, 92), (14, 110), which of the following equations best represents a line of best fit?

y = seven over threex + 75.