Find the determinants in Exercises, where

Chapter 3, Problem 20E

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QUESTION:

Find the determinants in Exercises 15–20, where

                                 \(\left|\begin{array}{lll} a & b & c \\ d & e & f \\ g & h & i \end{array}\right|=7\).

\(\left|\begin{array}{ccc} a & b & c \\ d+3 g & e+3 h & f+3 i \\ g & h & i \end{array}\right|\)

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QUESTION:

Find the determinants in Exercises 15–20, where

                                 \(\left|\begin{array}{lll} a & b & c \\ d & e & f \\ g & h & i \end{array}\right|=7\).

\(\left|\begin{array}{ccc} a & b & c \\ d+3 g & e+3 h & f+3 i \\ g & h & i \end{array}\right|\)

ANSWER:

Solution 20ETh

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