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Back to Understand zero and identity matrices — Problem 4 · Task Set 25

Exercises: Understand Zero and Identity Matrices

Work through each section in order. Show your work where indicated.

Grade 9·19 problems·~30 min·Common Core Math - HS Number and Quantity·standard·hsn-vm-c-10
Work through problems with immediate feedback
A

Fluency Practice

1.

Compute det⁡[2412]\det\begin{bmatrix}2 & 4\\1 & 2\end{bmatrix}.