Calculate 1+2+3...+80 1+3+5+...+99 2+4+6...+100 3+7+11+15+...+43
1 answer:
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Answer:
○ B.
Step-by-step explanation:
Starting from the origin, you do by moving four blocks <em>north</em> over one block <em>east</em><em> </em>[<em>west</em> and <em>south</em> are negatives].
* 4 blocks = 1 unit
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Let
x-------> the whole number
y------> the decimal number
we know that
------> equation 1
assume the value of x and then calculate the value of y
Let
x=280
solve for y in the equation 1
substitute the value of x
therefore
<u>the expression is equal to</u>
280*0.001=0.28