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
Jobisdone [24]
3 years ago
9

Barry is solving the equation 3x2 - 7x + 12 = 0 using the quadratic formula. He notices that, under the radical, the expression

b2 - 4ac will be negative. This indicates that the equation has
A) 2 irrational solutions
B) 2 imaginary solutions
C) 2 rational solutions
D) no solutions
Mathematics
2 answers:
drek231 [11]3 years ago
6 0
Two imaginary solutions...

(b^2-4ac) is called the discriminant of the quadratic equation...

if d<0, there are no real solutions (but there are two imaginary solutions)

if d=0, there is one real solution

if d>0, there are two real solutions.
AURORKA [14]3 years ago
4 0
B, Imaginary solutions
You might be interested in
Solve the following 5/4-72/12+1/3
gizmo_the_mogwai [7]
You have to find a common denominator. 12 is the easiest to get in this case. 5/4 * 3= 15/12, 1/3 * 4=4/12. 15/12-72/12+4/12. The answer is 53/12
6 0
3 years ago
A movie club charges a one-time membership fee of $25. It allows members to purchase movies for $7 each. Another club does not c
sashaice [31]

Answer: $$5$$ movies

Step-by-step explanation: Given: A movie club, one time fee

=

$

25

, movies

=

$

7

       

2nd club,

$

0

fee, movies

=

$

12

Cost equations for each club:

club 1:

C

1

=

25

+

7

M

club 2:

C

2

=

12

M

For the clubs cost to be equal:

C

1

=

C

2

25

+

7

M

=

12

M

Subtract

7

M

from both sides:

25

=

5

M

Divide by

5

:

M

=

25

5

=

5

5

movies

CHECK:

C

1

=

25

+

7

⋅

5

=

25

+

35

=

$

60

C

2

=

12

⋅

5

=

$

60

7 0
2 years ago
Read 2 more answers
(-15x – 3) + (7x - 6) + (-2x +9)​
Shtirlitz [24]
(-15x-3)+(7x-6)+(-2x+9)=-15x-3+7x-6+(-2x)+9=-15x-3+7x-6-2x+9=-10x
3 0
2 years ago
The Campbells went out to dinner at Chilli's. They spend $64.00 and want to leave a 20% tip. How much did they tip their server?
Leviafan [203]

Answer:

12.8$

Step-by-step explanation:

20% is equal to 0.2. You multiply 64 by 0.2. I hope this helps.

6 0
2 years ago
Zach bought 200 shares of Goshen stock 20 years ago for $21.35 per share. He sold all 200
julia-pushkina [17]

Answer:

4,330

Step-by-step explanation:

Multiply 21.35 times 200 and you get 4,270, then multiply 200 times 43 and you will get 8,600. then subtract and you will get 4,330

8 0
3 years ago
Other questions:
  • Find the sum of – 1022 – 2 + 6 and 10x2 – 5.
    8·1 answer
  • I need help I have no clue :| ?
    7·2 answers
  • The midpoint of a segment is (−2,−3) and one endpoint is (3,0) . Find the coordinates of the other endpoint.
    6·2 answers
  • How many of the following statements are true?
    10·1 answer
  • X^2-8x+16/5x^2-19x-4
    6·1 answer
  • What is the slope pls help
    14·2 answers
  • Help plz I’ll mark brainliest
    6·1 answer
  • A blender was originally sold for $90 and has been marked down to $79.20. What is the percentage of discount for the blender
    7·1 answer
  • In a cookie jar there are 9 sugar cookies and 12 snickerdoodle cookies. The cookie are randomly mixed together in the jar. What
    10·1 answer
  • Plssss help will mark brainliest
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!