without adding ,find the sum
a. 1+3+5+7+9+11+13
b . 1+3+5+7+9+11+13+15+17+19+21+23+25
c. 1+3+5+7+9+11+13+15+17+19+21+23+25+27+29
pls answer do not spam this is of 15 points
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Answered by
1
Answer:
Step-by-step explanation:
a. 49
b. 169
c. 225
Answered by
0
Answer:
a.49
b.169
c.225
Step-by-step explanation:
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