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
seraphim [82]
3 years ago
12

Complete the square for 2x2 - 4x = 14.

Mathematics
1 answer:
koban [17]3 years ago
5 0

Answer:

B

Step-by-step explanation:

Given

2x² - 4x = 14 ( divide through by 2 )

x² - 2x = 7

To complete the square

add ( half the coefficient of the x- term )² to both sides

x² + 2(- 1)x + 1 = 7 + 1

(x - 1)² = 8 → B

You might be interested in
Expand the exppresion -7(k-3)
Lana71 [14]

Answer:

-7k+21

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
Giúp tôi với nhanh lên
Andreyy89

Answer:

first one B second one c

Step-by-step explanation:

7 0
3 years ago
Examine the time card for Jerry
Alina [70]

Answer:

55 hours 13 min

55.2166 hours

Step-by-step explanation:

mon - 3 hr 28 min + 3 hr 49 min = 6 hr 77 min --> 7 hr 17 min

tues -  4 hr 22 min + 4 hr 26 min = 8 hr 48 min

wed- 3 hr 39 min + 4 hr 49 min = 7 hr 88 min -->8 hr 28 min

thurs- 9 hr 51 min + 5 hr 30 min = 14 hr 81 min --> 15 hr 21 min

fri- 9 hr 46 min + 5 hr 33 min = 14 hr 79 min --> 15 hr 19 min

total --> 53 hours 133 min

55 hours 13 min

7 0
3 years ago
Find the length of a rectangular lot with a perimeter of 72m if the length is 6m more than The Width
Murljashka [212]
The width is 15 and length is 21m
4 0
3 years ago
Read 2 more answers
The sum of the digits of a two-digit number is 13. The units digit is one more than twice the tens digit. Find the number.
tatyana61 [14]

Answer:49

Step-by-step explanation: 9+4=13 4x2=8 8+1=9

9 is the units digit

4 is the tens digit

6 0
3 years ago
Read 2 more answers
Other questions:
  • 17 part A and B if you can help
    14·1 answer
  • The sum of a number and its additive inverse is equal to ___.
    12·2 answers
  • What is the brxt numver
    10·1 answer
  • Ab airplane takes off 12.5 miles south of a city and flies due north at a constant speed of 170 miles per hour. what is the plan
    9·1 answer
  • 34 - 2(x + 17) = 23x - 15 - 3x what is x.
    12·1 answer
  • What is the approximate lateral area of the cylinder? Use 3.14 for π and round to the nearest whole number.
    9·2 answers
  • A muffin recipe calls for 4 cups of sugar and yields 36 muffins.If Amelia only wants to make 24 muffins,how much sugar would she
    15·1 answer
  • If 5 children share 152 sweets equally, how many sweets will remain?
    15·2 answers
  • Please help!!!!!!!!!!!!!!
    10·1 answer
  • How many solutions are there for the system of equations shown on the graph?
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!