1.Define the term identity in your own words.
2.Explain whether or not 1 can be the additive idedntity
3.Explain why 0 does not have a multiplicative inverse.
4.Name the multiplicative inverse of 1.
5.Write two if-then statements and identify the hypothesis and conclusion in each.
Name the multiplicative inverse of each number of variable. Assume that no variable represents zero.
6. 7
7. c
Name the property used in each step.
8. [14 * (1/14) + 8 * 0] * 12 = (1 + 8 * 0) * 12
= (1 + 0) * 12
= 1 * 12
= 12
Evaluate the expression. Name the property used in each step.
9. 6 (12 - 48 4) + 9 * 1
10.History On November 19, 1863, Abraham Lincoln gave his Gettysburg Address as part of a ceremony to dedicate a portion of that Pennsylvania battefield as a cemetery. The speed began "Four score and seven years ago..." (Hint: A score equals twenty.)
a. Write an expression to represent four score and seven.
b. Evaluate the expression. Name the property used in each step.
c. How many years is that?