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Back to Multiply matrices and vectors — Problem 2 · Task Set 26

Exercises: Multiply Matrices and Vectors

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

Grade 9·20 problems·~30 min·Common Core Math - HS Number and Quantity·standard·hsn-vm-c-11
Work through problems with immediate feedback
A

Fluency Practice

1.

Compute [2134][12]\begin{bmatrix}2 & 1\\3 & 4\end{bmatrix}\begin{bmatrix}1\\2\end{bmatrix}. What is the first entry of the result?