Math Problem Statement
Diketahui matriks A = [[4, -1], [3, 2]] dan B = [[-3, -2], [1, 5]], maka 3A + 2B adalah?
Solution
This image contains a matrix problem. The problem provides two matrices A and B, and asks for the result of the expression . Let's first break down the given matrices and perform the necessary calculations.
Given:
We need to calculate .
Step 1: Multiply matrix A by 3:
Step 2: Multiply matrix B by 2:
Step 3: Add and :
So, the result of is:
The correct answer corresponds to option e.
Would you like more details on this solution or have any questions?
Here are some related questions:
- How do you multiply matrices by a scalar?
- How do you add matrices together?
- What is the concept of matrix operations?
- Can matrix multiplication and scalar multiplication be combined?
- How do you verify matrix results for correctness?
Tip: Always check if the dimensions of matrices match before performing operations like addition or subtraction.
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Math Problem Analysis
Mathematical Concepts
Matrix Operations
Scalar Multiplication
Matrix Addition
Formulas
Scalar Multiplication: c * A = c * [a_ij]
Matrix Addition: A + B = [a_ij + b_ij]
Theorems
Matrix Scalar Multiplication and Addition Rules
Suitable Grade Level
Grades 10-12