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
Naddika [18.5K]
3 years ago
6

Solve by completing the square x^2+6x=3

Mathematics
1 answer:
scoundrel [369]3 years ago
4 0

Answer:

x=-2√3 -3, 2√3 -3

Step-by-step explanation:

x^2+6x=3

x^2+6x+9=3+9

(x+3)^2=12

x+3=±√12

1). x+3=√12

x+3=2√3

x=2√3 -3

2). x+3=-√12

x=-2√3 -3

You might be interested in
Simplify 4x(2x3-7x2+x)
Gelneren [198K]
To simplify this all you need to do is distribute the 4x across each term in the parenthesis
4x(2x^3 - 7x^2 + x) \\ (4x)(2x^3) - (4x)(7x^2) + (4x)(x) \\ 8x^4 - 28x^3 + 4x^2
5 0
3 years ago
What is the slope AND y-intercept to this equation: y=6x-8
irga5000 [103]
The slope is 6 and the y-intercept is -8
4 0
3 years ago
Read 2 more answers
Write answer as x=<br><br> x-21=99
murzikaleks [220]
X=120
This is the answer because 120-21=99
7 0
3 years ago
Read 2 more answers
Need help on this loviesss
aev [14]

Step-by-step explanation:

perimeter of triangle = s + s + s

perimeter of given triangle = 22 + 17 + 14

                                             = 53 cm

therefore, perimeter of given triangle is <em>53 cm</em>

7 0
3 years ago
Wayne drove 2 miles west and then 6 miles south, how far is he from his starting point?
suter [353]

Answer:

8 miles away

Step-by-step explanation:

Add the 6 miles and the 2 miles together.

6 0
3 years ago
Other questions:
  • Someone solve this for me please. I missed school, and my teacher won't help me.
    11·2 answers
  • What is the place value of 3 in 630
    10·2 answers
  • 4(2+3c)= 56<br> Solve each equation.
    13·1 answer
  • Approximate the number 32 to the nearest hundreth
    7·1 answer
  • vicki has 50 inch roll of ribbon. she used 3 feet of the ribbon to wrap a gift. how many inches of ribbon does she have left?​
    9·2 answers
  • 30 min before test please help !!numbers 13 and 14
    8·1 answer
  • Complete the equation of the line through (-8, -2) and (-4, 6)
    11·1 answer
  • I need help with this​
    5·2 answers
  • Jessie painted a rectangular wall that measured 7 yards by 3 yards.
    14·2 answers
  • Hayley is considering two gym membership plans. The plans are detailed here.
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!