(1 point) Simplify the following expressions. Give exact answers with the fewest number of e's possible....

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(1 point) Simplify the following expressions. Give exact answers with the fewest number of e's possible. Then give a decimal approximation. a.) b.) c) which is approximately which is approximately 18 -18 e e9 (e5-5)(e-9) = which is approximately (1 point) Simplify the following expressions. Give exact answers with the fewest number of e's possible. Then give a decimal approximation. a.) b.) c) which is approximately which is approximately 18 -18 e e9 (e5-5)(e-9) = which is approximately