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Mandarinka [93]
3 years ago
14

Evrey

Mathematics
2 answers:
AURORKA [14]3 years ago
7 0
Need more information!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Elza [17]3 years ago
6 0
Explain well please....
You might be interested in
Answers for all questions
abruzzese [7]

Answer:

3 and dived 30 multy is 182 is your answer

Step-by-step explanation:

1+1=2

8 0
3 years ago
What is 1×1,000+3×10,000+9×1,000+8×100+5×10+2×1
xenn [34]
Use PEMDAS for this problem.
1 x 1000=   + 1000
3 x 10,000= 30,000
---------------------------
                 + 31000
                       9000
---------------------------
                 + 40000
                         800
--------------------------
                    + 40800
                              50
------------------------------
                       + 40850
                                  2
------------------------------
             Answer: 40,852

Hoped this helped.

~Bob Ross ®
5 0
4 years ago
1. The sum of first n terms of an arithmetic sequence is 3n²+4n
valentina_108 [34]

Answer:

<h3>           a.  a₁=7,     b.  a_n=7n+1,    c.  a₂₀=141</h3>

Step-by-step explanation:

a.

 a_1=S_1=3\cdot1^2+4\cdot1=3+4=7

b.

   a_1+a_2=S_2\\\\a_1+a_1+d=3\cdot2^2+4\cdot2\\\\7+7+d=3\cdot4+8\\\\14+d=12+8\\\\d=6\\\\\\a_n=a_1+d(n-1)\\\\a_n=7+6(n-1)\\\\a_n=7+6n-6\\\\\underline{a_n=7n+1}

c.

 a_{20}=7\cdot20+1=141

5 0
3 years ago
Solve for x: one over four (4x + 15) = 24 (5 points)
skelet666 [1.2K]
The answer is eighty one over four
4 0
3 years ago
ILL GIVE BRAINLIEST!
olga_2 [115]

the square root of 3 and the square root of 5 because they are both decimals.

4 0
3 years ago
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