Question

Beth is a photographer taking pictures outdoors during the evening. She knows that the later it is when she takes a picture, the longer the shutter has to stay open to get enough light for the picture.

A. The length of time the shutter needs to stay open is a function of how strong her flash is.
B. How late it is in the evening is a function of the length of time the shutter needs to stay open.
C. The length of time the shutter needs to stay open is a function of how late in the evening it is.

Answer 1

B

Answer 2

thats the one that makes since

Answer 3

@GaLm does the light of the night depend on the shutter speed or the shutter speed depend of the light conditions? :)

Answer 4

hmmm. i hate word problems.

the shutter speed depend of the light conditions.

Answer 5

Cool it guys. We're just solving a problem here!
@queenie251 you get your answer now?

Answer 6

yea its:
the shutter speed depend of the light conditions

Answer 7

Guys, please stay on topic, or else it becomes an abuse.

Answer 8

yea he stopped. sorry. but the answer is:

the shutter speed depend of the light conditions

Answer 9

wait. but in the question. what does it mean what it says function? as in "its a factor of"?

Answer 10

" a function of" means it "depends on"
Example:
when you go to the grocery store, the total bill at check-out is "a function of" what you bought.

Answer 11

Mathematically, it is expressed as:
f(x) means function f is a function of x (the independent variable).
x is usually plotted on the x-axis.

Answer 12

ok . so its C sorry :)

Answer 13

Sounds good to me! :)

Answer 14

ok good :). i just reallized this question was clossed. but whatever. i GTG thanks for the help!

Answer 15

yw! :)