Solve.If a circular pool with a diameter of 23 feet is enclosed by a wooden deck that is 5 feet wide, what is the area of the deck? Round to the nearest tenth.
What will be an ideal response?
439.8 square feet of deck
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Parametric equations and a parameter interval for the motion of a particle in the xy-plane are given. Identify the particle's path by finding a Cartesian equation for it. Graph the Cartesian equation. Indicate the portion of the graph traced by the particle and the direction of motion.x = 3 cos t, y = 3 sin t, ? ? t ? 2?
A. x2 + y2 = 9
Counterclockwise from (3, 0) to (3, 0), one rotation
B. x2 + y2 = 9
Clockwise from (3, 0) to (-3, 0)
C. x2 + y2 = 1
Clockwise from (1, 0) to (1, 0), one rotation
D. x2 + y2 = 9
Counterclockwise from (-3, 0) to (3, 0)
Use differentiation to determine whether the integral formula is correct.
dx = - 
+ C
A. Yes B. No
Replace the Cartesian equation with an equivalent polar equation.xy = 1
A. 2r2 sin ? cos ? = 1 B. r2 sin 2? = 2 C. r sin 2? = 2 D. 2r sin ? cos ? = 1
Solve the equation.1.3q - 3.6q + 1.7 = -25.9
A. {8.0} B. {-30} C. {12} D. {7.7}