Find the area of the specified region.Inside the cardioid r = ?(1 + sin ?), ? > 0
A. - 2?2
B.
C. 2??
D. + 2?2
Answer: B
Mathematics
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Find the gradient field F of the function f.f(x, y, z) = ln (x4 + y7 + z7)
A. F = ln ( y7 + z7)i +
ln (x4 + z7)j +
ln ( x4 + y7)k
B. F = i +
j +
k
C. F = i +
j +
k
D. F = i +
j +
k
Mathematics
Evaluate the expression by first changing the form. Verify the answer by use of a calculator. sin 265° cos 25° - cos 265° sin 25°
A.
B. -
C. -
D.
Mathematics
Find the LCD for the list of rational expressions. ,
A. t - 2 B. t C. t(t - 2) D. 54
Mathematics
Fill in the blank with one of the words or phrases listed below. When two lines intersect, four angles are formed. Two of these angles that share a common side are called
angles.
A. supplementary B. vertical C. adjacent D. complementary
Mathematics