Complete the sentence: The identity property of multiplication states that any number multiplied by remains the same, keeping its identity. itself
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Anyone know? will mark brainliest if correct

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

Which letters from the table represent like terms? a and b b and c a and d b and d