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
AveGali [126]
2 years ago
13

PLEASE HELP 2. If f(x) = 3x2 – 7x + 2, then f(- 1) = ? (A) 18 B. 12 C.-2 D.-8.

Mathematics
1 answer:
makvit [3.9K]2 years ago
6 0

Answer:  B. 12

Step-by-step explanation:

f(x) = 3x2 – 7x + 2

f(- 1) = ?

f(-1)=3(-1)^2-7(-1)+2

     =3(1)+7+2

     =3+7+2

      =12

You might be interested in
400 people were asked if they liked their school lunch.10% said yes. 32 of those that said yes were boys.152 of those that were
lbvjy [14]

Using proportions, considering the total number of students, it is found that 216 boys to linking their school lunch.

<h3>What is a proportion?</h3>

A proportion is a fraction of a total amount, and the measures are related using a rule of three.

In this problem, 400 - 152 = 248 boys were surveyed. 32 said they liked the school lunch and 248 - 32 = 216 said no liking their school lunch.

More can be learned about proportions at brainly.com/question/14398287

#SPJ1

6 0
1 year ago
The circumference of F is 120 cm what is the length of DE the minor arc
AfilCa [17]

Answer:

Option E 15 cm

Step-by-step explanation:

we know that

The circumference of a circle subtends a central angle of 360 degrees

so

using proportion

Find out the length of arc DE by a central angle of 45 degrees

Let

x -----> the length of arc DE

\frac{120}{360}=\frac{x}{45}\\\\x=120*45/360\\\\x=15\ cm

7 0
3 years ago
Help with geometry will mark brainliest for correct anwsers
Veseljchak [2.6K]
The first one is (-2,1)
The other one is 36
4 0
3 years ago
Watch rep
Sveta_85 [38]

Something happened when you copy and pasted the question, was it important to the question?

8 0
2 years ago
If a rectangular painting is 3 feet long and 5/6 foot wide what is the area of the painting
natka813 [3]

Answer:

A = 2 1/2 ft^2

Step-by-step explanation:

The area of a rectangle is given by

A = l*w

A = 3 * 5/6

A = 5/2 ft^2

A = 2 1/2 ft^2

3 0
3 years ago
Read 2 more answers
Other questions:
  • Write an equation of the line below.<br> HELP ASAP!!
    9·2 answers
  • The temperature of the cofffe depends on the number of minutes it sits on the desk.
    8·2 answers
  • If the m_X = 34° and the mZZ = 26, what is the m_Y?
    7·1 answer
  • i have a number line the second line has -27 my 3rd and 4th line don't have any numbers but, my 5th line has 0
    6·1 answer
  • Bill and Gwyll are going to the on holiday to the USA
    14·1 answer
  • Use the perfect square method <br> (3x + 3)^2 = 36
    11·1 answer
  • Solve 5x – 2 = 13 show your work
    8·1 answer
  • Help me yall-<br> its due tn but I'm going somewhere for the weekend.
    5·1 answer
  • Sue has $100 saved to buy concert tickets that go on sale in 8 weeks. She plans to save $15 every 2 weeks. Will Sue have enough
    9·2 answers
  • Linear Functions look like what?
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!