In a group, the identity property is that each group contains an element, i, such that for all elements x, in the group, i*x = x*i = x. i is called the identity element.
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You don't need to use the distributive property. 3*17 = 51 so 30*17 = 510 Why invoke procedures that are not necessary?
Identify each shape
we identify it when it has measure ment in its vertex
the associative property of addition states that changing the grouping of the values in question will not change the solution. for example, (a+b)+c=a+(b+c) where the grouping of the addition changes but the solution does not. hope i helped and good luck.
how do you identify opposite and absolute value of a rational number