1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
hoa [83]
3 years ago
7

Quincy uses the quadratic formula to solve for the values of x in a quadratic equation. He finds the solution, in simplest radic

al form, to be x = \frac{-3± \sqrt{-19}}{2}.
Which best describes how many real number solutions the equation has?

A. Zero, because the discriminant is negative.
B. Zero, because the discriminant is not a perfect square.
C. One, because the negative and the minus cancel each other out.
D. Two, because of the ± symbol.
Mathematics
2 answers:
Alexxx [7]3 years ago
8 0

Answer:

<h2>A. Zero, because the discriminant is negative. </h2>

Step-by-step explanation:

I just did it.

tatiyna3 years ago
8 0

Answer:

A. Zero, because the discriminant is negative.

Step-by-step explanation:

Square root of a negative number is not real, hence no real roots

You might be interested in
Help please
dolphi86 [110]
This is a linear programming question
if u want to solve the question, u can plot a graph(see the picture)
while x is n, y is r
and u may find out all of the integral values of x ,y in the required region, and sub them to 6450x+7150y=c, where c is the overall customers number, see which point give u the largest number of customers, u may get the ans then

7 0
3 years ago
The weights of a small box of healthy oats are normally distributed with a mean of 8.9 oz and a standard deviation of 0.1 oz. Fi
s2008m [1.1K]

Answer:

) Compute the sample mean x and the sample standard deviation s.

Do NOT use a computer. You may only use +, –, ×, ÷, and on a calculator.

Show ALL work.

9

143.1

9

15.5 16.2 16.1 15.8 15.6 16.0 15.8 15.9 16.2 = = = ∑ + + + + + + + +

n

x

x

i

= 15.9.

x x 2 x x − x ( ) 2

x − x

15.5

16.2

16.1

15.8

15.6

16.0

15.8

15.9

16.2

240.25

262.44

259.21

249.64

243.36

256.00

249.64

252.81

262.44

OR

15.5

16.2

Step-by-step explanation:

8 0
2 years ago
Read 2 more answers
Write a whole number and a fraction greater than 1 to name the part filled.Think : 1 container = 1
kykrilka [37]
Alright.....so..... well the 
Whole Number: 4 id greater than one 
Fraction: 4/1

I am not a 100% sure but try another source also<span />
8 0
3 years ago
Read 2 more answers
How far is Mars from the sun actually formatted
pav-90 [236]

Answer:

228 kilometers away

Step-by-step explanation:

6 0
3 years ago
A classroom board is 36 inches wide and 24 inches tall. Cheryl
Gennadij [26K]

Answer:

option B

Step-by-step explanation:

7 0
3 years ago
Other questions:
  • Compare the decimals 13.03 and 13.30. <br><br> Which comparison is correct?
    9·1 answer
  • Pleas answer it in two minutes
    14·1 answer
  • Find each sum.<br> (-7)+9
    14·1 answer
  • The circumference of circle A is twice the circumference of circle B. Which statement about the areas of the circles is true?
    10·2 answers
  • Which quadratic equation fits the data in the table? x -5,-2,-1,0,3,4,6 y 33,9,5,3,9,15,33
    9·1 answer
  • The highlighted bottom layer of the prism has a volume of what is the volume of the prism?
    15·1 answer
  • You are paid $4.15 an hour and work 40 hours in a week. You made $1,000 dollars In tips that week. How much money did you make t
    5·1 answer
  • Responses which are acquired after birth are called _____ responses.
    7·1 answer
  • At a sale, dresses were sold for $22 each. This price was 55% of a dress's original price. How much did a dress originally cost?
    7·2 answers
  • Triangle BED is located at B(1,1),E(3,1), and D(2,5). If the triangle is dilated by 3, what is the new location of E?
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!