Identify the place value of the underlined digit.3.8

A. Ones place
B. Tenths place
C. Hundreds place
D. Hundredths place


Answer: D

Mathematics

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Find the mean.Following is a list of the number of bags lost for the past seven months at an airport. Find the mean number of bags lost. Round to the nearest whole number when necessary. 16 bags13 bags6 bags14 bags5 bags4 bags

src="https://sciemce.com/media/4/ppg__2720711191401__f1q209g6.jpg" alt="" style="vertical-align: -4.0px;" />7 bags A. 8 bags B. 7 bags C. 14 bags D. 9 bags

Mathematics

Evaluate the integral using the given substitution. dy , u = y6 + 5y3 + 5

A. (y6 + 5y3 + 5)4 + C
B. (y6 + 5y3 + 5)4(10y4 + 10y) + C
C. (y6 + 5y3 + 5)4 + C
D. 9(y6 + 5y3 + 5)2 + C

Mathematics

Decompose v into two vectors v1 and v2, where v1 is parallel to w and v2 is orthogonal to w.v = i - 4j,w = 3i + j

A.

v1 = - i - jv2 = i - j

B. v1 = - i - jv2 = - i - j
C. v1 = - i - jv2 = i - j
D. v1 = - i - jv2 = i - j

Mathematics

Find the exact value of the expression if ? = 30°. Do not use a calculator.f(?) = cos ?Find .

A.
B.
C. 5
D. 20

Mathematics