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.
Answer:
it's option A .............
Answer:
$251
Step-by-step explanation:
To get this amount, we simply find o.4% of 250.
That equals 0.4/100 × 250 = 1.
This means she would have earned an interest amounting to $1 after the first month.
The total amount of money in her account after the first month = 250 + 1 = 251
Hence, she would have an amount of $251 in her account after the first month.
Figure B is misleading because " vertical scale doesn't start with zero"
Step-by-step explanation:
Given are the two bar graphs to compare the sales of two theatres.
The x-axis has types of movies and y-axis has sales.
We can see that the scale of Figure A on y-axis starts from zero while the scale of figure B starts from 50. The both graphs cannot be compared with this scale.
Hence,
Figure B is misleading because " vertical scale doesn't start with zero"
Keywords: Bar graph, Charts
Learn more about bar graphs at:
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