Which graph represents the function f(x))=2•(1/3)^x
1 answer:
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Answer:
Step-by-step explanation:
Given:
Original price of the ticket is
Price after using the coupon is
Coupon discount is 85% of
Therefore, the price after applying coupon is given as the difference of the original price and the coupon discount. That is,
The graph is shown below. The graph passes through the origin as the above relationship is a proportional relationship.
The line strictly remains in the first quadrant as both
and
can't be negative as they represent price of tickets and price can never have negative values. Hence, only the first quadrant has both the values of
and
positive.
Answer:
Rate of change C per meter.
Step-by-step explanation:
Given,
Then,
Change of temperature at the point say, along the direction say,
is,
=
Hence the rate of change of temperature is C per meter.