Answer:
1. 2A + 3A
2. 2A - B
3. 2A
4. 2(A-B)
Step-by-step explanation:
When multiplying matrix by a number you just multiply each number in the matrix by whatever you are multiplying. When adding 2 matrices you just add the corresponding number in each matrix. Ex: You add the top left number to the top left number. The same goes with subtraction.
It is b because the answer is a trick to every one they make you think it’s c but it’s really b. That’s the answer b
Answer:
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Answer:



Step-by-step explanation:
From the picture attached,
(8, -3) is a point on the terminal side of angle θ.
Therefore, distance 'R' from the origin will be,
R = 
R = 
= 
= 
Therefore, Cosθ = 
Sinθ = 
tanθ = 
Cscθ = 