Sketch the region enclosed by the curves 
and x=2. Find the area of the region correct to two decimal places.
Select the correct answer.
a. 22.67
b. 32.67
c. 20.67
d. 52.67
e. 62.67
f. 42.67
a. 22.67
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Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the y-axis.y = 
, y = 0, x = 1, x = 36
A. 860? B. 1736? C. 1720? D. 1728?
Find the unit tangent vector of the given curve.r(t) = (8 sin3 7t)i + (8 cos3 7t)j
A. T(t) = (sin 7t)i - (cos 7t)j B. T(t) = (8 cos 7t)i - (8 sin 7t)j C. T(t) = (8 sin 7t)i - (8 cos 7t)j D. T(t) = (168 sin 7t)i -(168 cos 7t)j
Identify the place value of the digit 5 in the decimal number. 3506.98
A. thousands B. hundredths C. thousandths D. hundreds
Complete the square in the given expression. Then factor the perfect square trinomial.x2 - 12x
A. x2 - 12x - 36 = (x - 6)2 B. x2 - 12x - 144 = (x - 12)2 C. x2 - 12x + 144 = (x - 12)2 D. x2 - 12x + 36 = (x - 6)2