Find the area of the circle. Use 3.14 for ?. Round results to two decimal places in necessary
A. 43.96 in.2
B. 153.86 in.2
C. 21.98 in.2
D. 38.47 in.2
Answer: D
Mathematics
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Find the gradient field F of the function f.f(x, y, z) = x6y7 +
A. F = (6x5 + 5x4)i + 7y6j + k
B. F = 6x5y7i + 7x6y6j - k
C. F = (6x5 + 5x4)i + 7y6j - k
D. F = i + 7x6y6j -
k
Mathematics
Solve the problem.How many different 10-letter words can be formed from the letters in the word ACCOUNTING?
A. 1,814,400 B. 907,200 C. 90,720 D. 3,628,800
Mathematics
Rewrite the statement using the indicated property of addition.Associative (insert grouping symbols): 5 + 10 + 11 = ______
A. 5 - (10 + 11) B. 5 + (11 + 10) C. 11 + 10 + 5 D. (5 + 10) + 11
Mathematics
Find an equation that matches the parabola's graph.
A. x = -y2 B. y = x2 C. x = y2 D. y = -x2
Mathematics