CH3HB: Basic Algebraic Expressions

Question 1

Scientific Notation

Answer 1

Move the decimal to the right of the left-most counting number. Multiply it by 10 to the power of the number of spaces the decimal was moved.

9800 = 9.8 x 10³
0.0098 = 9.8 x 10-³

Question 2

Multiplying exponents

Answer 2

(x^a)(x^b) = x^a+b