1. Integer Exponents

124. If a is any non zero real number, then

155. If a is a non zero real number and
n is a positive integer, then

206. If a is a non zero real number and
n is a positive integer, then

207. If a is a non zero real number and
n is a positive integer, then

208. If a is a non zero real number and
n is a positive integer, then

209. If a is a non zero real number and
n is a positive integer, then

210. If a is a non zero real number and
n is a positive integer, then

211. If a is a non zero real number and
n is a positive integer, then

263. If a and b are real numbers and m and n are integers then

264. If a and b are real numbers and m and n are integers then

265. If a and b are real numbers and m and n are integers then

266. If a and b are real numbers and m and n are integers then

267. If a and b are real numbers and m and n are integers then

268. If a and b are real numbers and m and n are integers then

364. A number is written in scientific notation when it is expressed in the form

412. Use Scientific Notation to Solve Problems In 1990, the national health care expenditure was $695.6 billion. By 2000 this figure had risen by a factor of 1.9; that is, it almost doubled in only 10 years. Write the 1990 health care expenditure using scientific notation. What was the expenditure in 2000?

413. Use Scientific Notation to Solve Problems In 1990, the national health care expenditure was $695.6 billion. By 2000 this figure had risen by a factor of 1.9; that is, it almost doubled in only 10 years. Write the 1990 health care expenditure using scientific notation. What was the expenditure in 2000?

414. Use Scientific Notation to Solve Problems In 1990, the national health care expenditure was $695.6 billion. By 2000 this figure had risen by a factor of 1.9; that is, it almost doubled in only 10 years. Write the 1990 health care expenditure using scientific notation. What was the expenditure in 2000?

415. Use Scientific Notation to Solve Problems In 1990, the national health care expenditure was $695.6 billion. By 2000 this figure had risen by a factor of 1.9; that is, it almost doubled in only 10 years. Write the 1990 health care expenditure using scientific notation. What was the expenditure in 2000?

416. Use Scientific Notation to Solve Problems In 1990, the national health care expenditure was $695.6 billion. By 2000 this figure had risen by a factor of 1.9; that is, it almost doubled in only 10 years. Write the 1990 health care expenditure using scientific notation. What was the expenditure in 2000?

433. Lesson