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
konstantin123 [22]
3 years ago
13

A quadratic equation is shown below: 3x2 − 16x + 2 = 0 Part A: Describe the solution(s) to the equation by just determining the

radicand. Show your work. Part B: Solve 9x2 + 3x − 2 = 0 by using an appropriate method. Show the steps of your work, and explain why you chose the method used.
Mathematics
1 answer:
aleksandr82 [10.1K]3 years ago
3 0
<span>i think you mean discriminant in part A  </span>
Δ=b^2-4ac=256-4*2*3=256-24=232
it is positive so it has two answers.
Part B
you can find Δ
Δ=b^2-4ac=9-4*9*(-2)=81
x1=-3+9/18=6/18=1/3
x2=-3-9/18=-12/18=-2/3



You might be interested in
Please help me its due tonight!!!
Bumek [7]

Answer:

The initial cost is $20, and it adds $5per hour

Step-by-step explanation:

Read the graph

3 0
3 years ago
Read 2 more answers
1/2 y-1/3 x-1=0 in general form ax+by+c=0
patriot [66]

3x + 2y = 8

2y = –3x + 8

y= -3/2 x+4

​  

m= -3/2

4 0
3 years ago
Read 2 more answers
Just go down the row and say yes no yes no in order!you don't have to type the whole thing out
tangare [24]

Answer:

1) yes

2) no

3) yes

4)no

5)no

Step-by-step explanation:

8 0
3 years ago
I need help please I’ll give you five stars!
alisha [4.7K]
The answer is no i do not agree
6 0
2 years ago
Add the complex numbers. <br><br> (5-2i)+(2+4i)
Ksju [112]

Answer:

2i + 7

Step-by-step explanation:

Given

(5 - 2i) + (2 + 4i) ← remove parenthesis

= 5 - 2i + 2 + 4i ← collect like terms

= 2i + 7

3 0
3 years ago
Other questions:
  • What is the value of x?<br><br><br><br> Enter your answer in the box.<br><br> x =
    10·2 answers
  • The graph below shows two functions: function f of x is a straight line which joins the ordered pairs negative 2.5, 9 and 2.5, n
    11·2 answers
  • A car travels 370 1/2 miles in 6 1/2 hours what is the average speed at which the car is traveling
    15·1 answer
  • A DC10 airplane travels 3000 km with a tailwind in 3 hr. It travels 3000 km with a headwind in 4 hr. Find the speed of the plane
    10·1 answer
  • Find the circumference of a circular field with a diameter of 16 yards.<br> (Let it = 3.14)
    14·1 answer
  • Stock Market At the beginning of the day the stock market goes down 50 3/4 points and stays at this level for most of the day. A
    6·1 answer
  • Two angles are supplementary. One angle has a measure that is five less than four times the other. What is the measure of the la
    15·1 answer
  • Solve for x: 3 − (2x − 5) −8<br><br>x &gt; −8<br><br>x −3
    12·1 answer
  • Tuesday’s high temperature was 4 degrees less than Monday’s high temperature.
    7·1 answer
  • Which number line shows 1 to 4 divided into fourths?
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!