Evaluate the expression without using a calculator.log121

A.
B. 1
C. 12
D. 0

Answer: D

Mathematics

Subtract.-2 -

A. - 5
B. 5
C. 4
D. - 4

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Mathematics

Convert to exponential notation.

A. m^1/7n
B. mn^1/7
C.
D. (mn)^1/7

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Mathematics

Matrix A is given. Find appropriate identity matrices Im and In such that ImA = A and AIn = A.A =

A. I_m = , I_n =
B. I_m = I_n =
C. I_m = , I_n =
D. I_m = , I_n =

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Mathematics

Find the sum of the geometric series.4 + 16 + 64 + 256 + 1024

A. 1364 B. 1374 C. 1368 D. 1362

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Mathematics