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
aleksandr82 [10.1K]
2 years ago
13

HELP ASAP! explain please Find the sum of the Arithmetic sequence 2 + 4 + 6+...+ 2n

Mathematics
1 answer:
alexira [117]2 years ago
5 0
  • Sn=n/2(2+2n)shdheuxucuehehxhcxdwg
You might be interested in
A plane flying overhead at night is located by two
Gemiola [76]

Answer:

Step-by-step explanation:

B

2

3

​

​

Let the distance of two consecutive stones are x, x+1.

In ΔBCD, we have

tan60

o

=

x

h

​

⇒x=

3

​

h

​

      .....(i)

In ΔABC, we have

tan30

o

=

x+1

h

​

⇒

3

​

1

​

=

x+1

h

​

⇒

3

​

h

​

+1=

3

​

h       ......[from equation (i)]

⇒

3

​

2h

​

=1

⇒h=

2

3

​

​

 km

solution

6 0
2 years ago
Identify the slope and y-intercept of the function y=11x+6
balu736 [363]

The slope-intercept form is y=mx+b y = m x + b , where m is the slope and b is the y-intercept. Find the values of m and b using the form y=mx+b y = m x + b . The slope of the line is the value of m , and the y-intercept is the value of b .

Step-by-step explanation:

8 0
2 years ago
Read 2 more answers
a triangle has verticals A(-5,-4), B(2,6), C(4,-3) The center of dilation is the origin and (x,y) (3x,3y). what are the vertices
Gnom [1K]

A' (3(-5),3(-4))= (-15,-12)

B' (3(2),3(6))=(6,18)

C'(3(4),3(-3))=(12,-9)

6 0
1 year ago
Explain how you would write 423,090,709,000 in word form
vfiekz [6]
Four hundred twenty-three billion, ninety million, seven hundred nine thousand


Hope this helped:))
8 0
3 years ago
Simplify 7x^2+ 5x+4x answer pls
SIZIF [17.4K]

Answer:

7x^2+9x

Step-by-step explanation:

Hope this helps...

7x^2+(5x+4x)=

7x^2=9x

4 0
2 years ago
Read 2 more answers
Other questions:
  • Factorise <br> a) 3x^2-7x+2<br> b)2x^2-x-3<br> c)3x^2-16x-12
    10·1 answer
  • Amy looks up to the 8-foot basketball hoop as shown. If the vertical distance from the ground to Amy’s eyes is 5.9 feet, what is
    15·1 answer
  • What is the y intercept of 5
    5·2 answers
  • Determine which fraction is greater. 11 over 15 comma 14 over 27
    11·1 answer
  • The air temperature drops from 94°F to 72°F in 15 minutes what is the change in temperature
    11·1 answer
  • What is the area of a circle whose radius is 4 cm?
    7·2 answers
  • Please help me i beg of u due today my teacher be buggin
    12·1 answer
  • Find the area of this figure
    5·1 answer
  • Find the intervals of DECREASING only and write in below in interval<br> notation.
    8·1 answer
  • Please help solve this I have been raking my brain for hours​
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!