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
CaHeK987 [17]
2 years ago
13

Solve by completing the square.

Mathematics
1 answer:
Leona [35]2 years ago
3 0

Answer:

28- 4±\sqrt{21}

30- -4±2i

Hope this helps!

You might be interested in
Factorise fully 8x^2+6x
alexgriva [62]

Answer:

2x(4x + 3)

Step-by-step explanation:

8x^2 + 6

So the common terms that can be taken out are x and 2

Hence, it can be written as 2x (4x + 3)

6 0
3 years ago
Read 2 more answers
Factor the expression completely. 10x^5 -7×^3?​
mario62 [17]

Answer:

there is your answer hope that helps

5 0
2 years ago
Read 2 more answers
Which of the following lines is parallel to the line that passes through (−1, −3) and (5, 0)?
AlexFokin [52]

Answer:

depends on the options

Step-by-step explanation:

a parallel line would be y = 1/2x + b, where b is any number

4 0
2 years ago
What is the slope of a line with the equation y=5x+2/5
igomit [66]
The slope-intercept form: y = mx + b

m - a slope

y = 5x + 2/5

Answer: The slope m = 5.
4 0
3 years ago
Straight angle always has 180 degrees this is correct?
sveticcg [70]

Answer:

You are correct

Step-by-step explanation:Nice job have a nice day!!!

8 0
3 years ago
Other questions:
  • in a survey of 80 people.it was found that 60 liked oranges only and 10 liked both oranges and apples.the number of people who l
    8·2 answers
  • Tony usually saves 1/5 of his allowance. Last week, he only saved 2/3 as much. How much of his allowance did he save last week?
    8·1 answer
  • Will give brainliest answer
    8·1 answer
  • daisy is designing a necklace with 10small beads . she wants the necklace to have 4 times as many blackheads as white beads . a
    14·1 answer
  • Write 5x - 15y = -8 in slope-intercept form
    10·2 answers
  • If EF=17 and FG=13, what is EG?
    11·1 answer
  • Paris had - $11.00 in her checking account. She did a few chores and made $44.50. She decided to pay for her and a friend Jenife
    7·1 answer
  • 50 POINTS: Please help thank you so much!! (Image attached) The polygons are similar. Find the values of the variables.
    5·1 answer
  • 3. a) The dimensions of your game cover are 20 cm x 15 cm. However, you need to have a strip of
    13·2 answers
  • By increasing the list price of a book by ₹10 a person can buy a 10 books less for ₹1200 Find the original list price of the boo
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!