In 2010, an oil explosion spilled millions of gallons of oil in an area. The oil slick took the shape of a circle. Suppose that the area A (in square miles) of the circle contaminated with oil can be determined using the function A(t) = 0.26m² where t represents the number of days since the rig exploded. (a) Identify the dependent and independent variables. (b) Evaluate A(22) and explain what A(22) means.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.6: The Inverse Trigonometric Functions
Problem 94E
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In 2010, an oil explosion spilled millions of gallons of oil in an area. The oil slick took the shape of a circle. Suppose
that the area A (in square miles) of the circle contaminated with oil can be determined using the function A(t) = 0.26m²,
where t represents the number of days since the rig exploded.
(a) Identify the dependent and independent variables.
(b) Evaluate A(22) and explain what A(22) means.
(a) The dependent variable is A and the independent variable is t.
(b) Select the correct choice below and fill in the answer box to complete your choice.
(Type an integer or decimal rounded to two decimal places as needed.)
A. The value A(22)
22 miles.
ew an example
B. The value A(22) =
the day of the explosion.
H
Textbook
indicates the area of the circle contaminated with oil, in square miles, whose radius is
***
indicates the area of the circle contaminated with oil, in square miles, on day 22 from
03
jasati
✓
36
Clear all
More
X
Not helpful? See similar books
D
on: C
Transcribed Image Text:In 2010, an oil explosion spilled millions of gallons of oil in an area. The oil slick took the shape of a circle. Suppose that the area A (in square miles) of the circle contaminated with oil can be determined using the function A(t) = 0.26m², where t represents the number of days since the rig exploded. (a) Identify the dependent and independent variables. (b) Evaluate A(22) and explain what A(22) means. (a) The dependent variable is A and the independent variable is t. (b) Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or decimal rounded to two decimal places as needed.) A. The value A(22) 22 miles. ew an example B. The value A(22) = the day of the explosion. H Textbook indicates the area of the circle contaminated with oil, in square miles, whose radius is *** indicates the area of the circle contaminated with oil, in square miles, on day 22 from 03 jasati ✓ 36 Clear all More X Not helpful? See similar books D on: C
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