Answer: 5.3 x 10 to the power of -1 is equivalent to 0.053 x 10.
Step-by-step explanation: The expression 5.3 x 10 to the power of -1 represents a number written in scientific notation. In scientific notation, a number is expressed as the product of a decimal number between 1 and 10 (known as the coefficient) and a power of 10.
To evaluate 5.3 x 10 to the power of -1, we can rewrite it as 0.53 x 10 to the power of 0.
Step 1: The coefficient is 0.53.
Step 2: The exponent, -1, indicates that we need to move the decimal point one place to the left.
By moving the decimal point one place to the left, we get:
0.53 x 10 to the power of 0 = 0.053 x 10