How are the expressions 8-15 and 8-(-15)?how are they different?
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1) Given that the apple tree is 4/5 pear tree we can write
Apple Tree size = 4/5 Peartree
Apple tree= 4m
2) So we can write the following expression for that:
So the Pear tree is 5 meters tall, and the apple tree is 4/5*5 = 4 m
Subtract the constant vector that is on the left. The arithmetic applies to corresponding elements of the vectors.