Answer:
Step-by-step explanation:
arranging in ascending order
1,2,2,3,5
mean= (1+2+2+3+5)/5=13/5=2.6
median=2
mode=2
2 + (3 + 4) = (2 + 3) + (2 + 4)
2 + (3 + 4) = 2 + (4 + 3)
2 + ( 3 + 4 ) = 2 + ( 4 + 3 ) is the correct statement.
There are mainly three types of laws in basic mathematics they are commutative law, associative law and distributive law.
Commutative law states a + b = b + a.
Associative law states a + ( b + c ) = ( a + b ) + c.
Distributive law states a(b + c) = ab + ac.
According to the given question we have to determine which statement defines commutative law of addition correctly.
We know a + b = b + a for ∀ a,b ∈ N.
∴ The statement 2 + ( 3 + 4 ) = 2 + ( 4 + 3 ) is the correct statement.
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The correct answer is:
2 + (3 + 4) = 2 + (4 + 3)
Explanation:
The commutative property of addition tells us that the two addends, or numbers being added, can be "flipped around" the addition symbol. The only problem in which this occurs is 2 + (3 + 4) = 2 + (4 + 3) .
Answer:
Length = 17m
Width = 11m
Step-by-step explanation:
Expression for the area of the rectangle = 6x² + 19x + 15
Factorising the quadratic expression
6x² + 19x + 15 = (6x² + 9x) + (10x + 15) = 3x(2x + 3) +5(2x + 3) = (3x + 5)(2x + 3)
x = 4m
Length = 3x + 5 = 3(4) + 5 = 12 + 5 = 17m
Width = 2x + 3 = 2(4) + 3 = 8 + 3 = 11m
The complement of 109° degrees is -19°
The complement of an angle is the difference between 90 degrees and the given angle. In this case, the complement of 109 degrees would be 90 - 109 = -19 degrees.
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