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# Pre-Algebra: Write Expressions with only Positive Exponents

1- Write the expressions with only positive exponents.

1-p to the power of negative 4 time q to the power of negative 7 time p to the power of 3
2-27a to the power of negative 3 b to the power of negative 11/9 a to the power of 6 b to the power of two c

2- Use a number line to order the integers from least to greatest.

1- -13, -20, -7, -16, 0, 4
2- -12,-7, -32, -40, -52, -19
3- -11, -14, -28, -9, -1, 14
4- -39,-9,-10,2,8,-8,0

3- Complete the statement with <, > or =.

1- 11/5 2 1/5 2- 5/12 7/20 3- 2 2/5 35/15

4- Write the product in scientific notation

1- (5x10 to the power of 6) x (3x10 to the power of 3)
2- (6.3 x 10 to the power of 5) x (4.1 x10 to the power of 10)
3- (2.4 x 10 to the power of 2)x(1.5 x10 to the power of 4)
4- (3.4 x 10 to the power of 3) x(5.6 x 10 to the power of 7)

#### Solution Summary

Expressions are witten with only Positive Exponents. Number Lines and Scientific Notation are shown. The solution is detailed and well presented. The response received a rating of "5/5" from the student who originally posted the question.

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