Find projv u.v = 3i - j + 3k, u = 2i + 10j + 11k

A. i + j + k
B. i - j + k
C. i - j + k
D. i + j + k


Answer: B

Mathematics

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Find the sum of the n terms of the indicated geometric sequence with the given values.a1 = , r = 4, n = 5

A.
B.
C.
D. 226

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Find the extreme values of the function subject to the given constraint.  

A. Maximum: 8 at    minimum: -8 at   
B. Maximum: 1 at    minimum: -1 at   
C. Maximum: 1 at    minimum: -1 at   
D. Maximum: 9 at    minimum: -9 at   

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Divide and then check by multiplying.9 ÷ 1

A. 0 B. 1 C. 9 D. Undefined

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Provide an appropriate response.In the number 6,327.4892 the 8 is in the tenths position.

A. True B. False

Mathematics