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
Korvikt [17]
3 years ago
9

Evaluate 2x^2-1 when x=3 A) 5 B) 17 C) 25 D) 35

Mathematics
2 answers:
natulia [17]3 years ago
8 0

Answer:

Step-by-step explanation:

gayaneshka [121]3 years ago
6 0
The answer to the question is b
You might be interested in
Three hours ahead of ten forty in the morning
VashaNatasha [74]
It's one forty PM in the afternoon (just look at a clock)
6 0
3 years ago
Read 2 more answers
The temperature of a mixture is decreasing by 5∘C every hour. When it was first mixed, its temperature was recorded at −20∘C.
Mandarinka [93]

Answer:

f(x)=−5x−20

Step-by-step explanation:

It's decreasing 5 degrees every hour, which is represented by -5x

You also have to take away the 20 (-20) from where it started.

So, f(x)=−5x−20

7 0
3 years ago
Read 2 more answers
The newspaper reported that the Dow Jones Industrials have had a low of 8,062 and a high of 11,350. The Dow Jones Transportation
Marianna [84]

Answer:

The stock market crash of 2020 began on March 9, 2020. The Dow fell a record 2,013.76 points to 23,851.02. It was followed by two more record-setting point drops on March 12 and March 16. The stock market crash included the three worst point drops in U.S. history.

Step-by-step explanation:

8 0
3 years ago
Janice needs 3 gallons of lemonade for a party. She has 4 quarts, 6 pints, and 4 cups of lemonade already made. How much more le
Allisa [31]
4 quarts is 1 gallon
6 pints is 0.75 gallons
4 cups is 0.25 gallons 
if you add all of those you would get 2 gallons
so she would need 1 more gallon of lemonade
7 0
3 years ago
At Silver Gym, membership is $25 per month, and personal training
Aleksandr [31]
25+30x=65+20x
     -20x -25
     ------ ------
       10x=40
        10   10
x=4                    
   
 I crossed multiplied but in a weird way because of how this is. Anyways, I hoped I helped you. :D




   
4 0
3 years ago
Other questions:
  • What number has 2 more tens then 11
    7·1 answer
  • 162 divided by [6 (7-4)^2 by the way the 2 is a exponent
    8·1 answer
  • Could someone give me the answer to this please?
    12·1 answer
  • Three out of nineteen students will ride in a car instead of a van. How many ways can those three students be
    6·1 answer
  • IVE DONE THIS THREE TIMES AND MEAN PEOPLE KEEP ANSWERING SO PLEASE ANSWER AND I WIL GIVE BRAINLIST, NO FUNNY BUSSNIS PLEASEEEEEE
    5·1 answer
  • Malik grills a steak 45 minutes longer than he grills a serving of fish. The fish takes twice as long as the asparagus to grill.
    5·1 answer
  • A student in a foreign language program learns 15 new words each week. Which graph best represents the relationship between x, t
    8·1 answer
  • Timothy spent $68 at Macys. His purchases included a pair of jeans that cost $32
    11·1 answer
  • Please please help quick i really don't understand this :((
    10·1 answer
  • Rectangle WXYZ has vertices at W(−6, 1) , X(−1, 6) , Y(2, 3) , and Z(−3, −2) .
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!