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
stiv31 [10]
4 years ago
8

Completing the square 4y2+8y=11

Mathematics
1 answer:
docker41 [41]4 years ago
3 0

4y2+8y=11

(2y+2)^2 -4 = 11

(2y+2)^2 = 15

(2y+2) = +-√15

y= √15 /2 - 1 , -√15/2 -1

y= (√15-2)/2, (-√15-2)/2

You might be interested in
The double box plot shows the test scores for Miss Robinson's second and fourth period
Gennadij [26K]
We can’t see the box plot?
4 0
3 years ago
THIS IS FOR STATISTICS (PAIRED T-TEST)
AleksandrR [38]

Answer:

Oh Ana significa familia

Step-by-step explanation:

6 0
3 years ago
HELP ILL GIVE BRAINLISTTT!
lions [1.4K]

Answer:

You can substitute

4

as

x

in the first equation because

x

and

4

are equal.

2

(

4

)

+

y

=

29

8

+

y

=

29

y

=

21

Step-by-step explanation:

8 0
3 years ago
I need an answer asap
bezimeni [28]

Answer:

please what shape is this

4 0
3 years ago
Y - 6 = 4(1 - 4)
klasskru [66]

y - 6 = 4(1 - 4)

y - 6 = 4 - 16

y - 6 = -12

y = -12 + 6

y = -6

This is a horizontal line through the point (0, -6). See below.

4 0
3 years ago
Other questions:
  • ASAP HELP PLEASE:
    12·1 answer
  • Plzzzzz help !.!.!.!.!.!.!!..!!.!.!.!.!.!.?
    6·2 answers
  • What is the value of the expression –4x3 when x = –2? A. –24 B. –32 C. 32 D. 24
    11·1 answer
  • Please help I don't understand :(
    5·2 answers
  • What is 273×306 please
    6·2 answers
  • PLEASE HELP WITH 2 QUESTIONS WILL GIVE MEDAL AND BRAINLIEST
    11·2 answers
  • HELP ME ASAP TO DO THE MATH
    15·1 answer
  • What is the total cost for 1.4 pounds of animal confetti?
    11·1 answer
  • A car is purchase at $20000.The value of the car depreciates at 12.5% a year. What will the value of the car be to the nearest c
    5·1 answer
  • What’s the common denominator for 3/7 and 1/2? Sorry but I don’t know
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!