IITM BS Question 2 - Week 2 Practice

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IITM BS Question 2 - Week 2 Practice | Prasnya

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Q2Comprehension1 Mark10 Jul 2022

Passage

Suppose two publication houses

A

and

B

sell novels, poetry collections, and short story collections at the prices shown in the table. Customers buy equal numbers of each type from both houses, giving a linear transformation

T:\mathbb{R}^3\to\mathbb{R}^2

Apply

R_2\leftarrow R_2-3R_1

, then

R_2\leftarrow(-1/3)R_2

, then

R_1\leftarrow R_1-2R_2

A

. If

B=\begin{bmatrix}a&b&c\\d&e&f\end{bmatrix}

, what is

a

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00:00

10 Jul 2022

Mathematics 2 · Week 2

Q2.Apply

R_2\leftarrow R_2-3R_1

, then

R_2\leftarrow(-1/3)R_2

, then

R_1\leftarrow R_1-2R_2

A

. If

B=\begin{bmatrix}a&b&c\\d&e&f\end{bmatrix}

, what is

a

?@passage

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