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DaniilM [7]
3 years ago
6

13. SOLVE FOR X 21) 18 21 x+ 13 A) 8 C) 7 28 B) 11 D) 6

Mathematics
1 answer:
timurjin [86]3 years ago
4 0

Well first go to 'Add Attachments' when your asking a question.

Click whatever file/photo that you wanna show us, and click done.

See?

Ta da~

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Write the first five terms of the geometric sequence in which a1=8 and the common ratio is -1/2.
Oliga [24]

Answer:

First five terms are:

8 , (-4) , 2 , (-1) , (1/2)

Step-by-step explanation:

a_{1}=8 \\\\r = \frac{-1}{2}\\\\a_{2}=\frac{-1}{2}*a_{1}= \frac{-1}{2}*8= -4\\\\a_{3}=\frac{-1}{2}*a_{2}=\frac{-1}{2}*-4=2\\\\a_{4}=\frac{-1}{2}*a_{3}=\frac{-1}{2}*2=-1\\\\a_{5}=\frac{-1}{2}*a_{4}=\frac{-1}{2}*-1=\frac{1}{2}

4 0
3 years ago
Please help me with this I need this done!!!
mote1985 [20]

Answer:

1=1

2=4

3= <NTR=115

   <RTM=45

  <STN=45

4= A-124

    B-45

    C-45

    D-90

    E-124

5=15

6=?

Step-by-step explanation:

FGHJK

8 0
3 years ago
I need help i need to simplify 7(2y+1)+3y
Artist 52 [7]

Simplified form : 17y + 7

5 0
3 years ago
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What is the Volume! ~
Mrrafil [7]

Answer:

<u>108</u>

Step-by-step explanation:

Volume of a Square Pyramid :

  • V = 1/3 x Base Area x Height

Solving :

  • V = 1/3 x (6)² x 9
  • V = 36 x 3
  • V = <u>108</u> cubic centimeters
6 0
2 years ago
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Daisy wants to find out where the greatest number of people buy fast food for lunch. He surveys every fourth person on a random
vekshin1

Answer:

B

Step-by-step explanation:

that way when surveying everyone she’ll know the exact number

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3 years ago
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