Find 1+ 2+ 3+ 4+ ... +50, the sum of the first 50 natural numbers.
The sum is
1 answer:
Step-by-step explanation:
First term(a) = 1
Common difference(d)=2-1=1
No.of term(n)=50
Sn=n÷2(n+1)=50÷2(50+1)=1275
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Answer:
B i hope its right....................
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k = 4
y = kx²
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y = 4*6*6
y = 144
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