

Use the fact that integrals are additive on their intervals. Mathematically, if
, then

So we have

Answer:
4.09 m
Step-by-step explanation:
Let the length of the shadow cast by a person be x m.

Step-by-step explanation:
try the option shown in the attachment, note, all the answers are marked with red colour.
Answer:
im pretty sure this is the answer :) ym = (y1 + y2)/2
Step-by-step explanation:
Answer:

Step-by-step explanation:
You can use the work they gave you and continue from there:

First, simplify the numerator:

Finally, simplify the denominator:
