Question

Which set of numbers is arranged in descending order?(1 point)
Responses

7.6 × 10−25
, 7.2 × 10−30
, 7.2 × 10−25
, 7 × 10−30

7.6 times 10 Superscript negative 25 Baseline , 7.2 times 10 Superscript negative 30 Baseline , 7.2 times 10 Superscript negative 25 Baseline , 7 times 10 Superscript negative 30 Baseline

7.2 × 10−30
, 7 × 10−30
, 7.6 × 10−25
, 7.2 × 10−25

7.2 times 10 Superscript negative 30 Baseline , 7 times 10 Superscript negative 30 Baseline , 7.6 times 10 Superscript negative 25 Baseline , 7.2 times 10 Superscript negative 25 Baseline

7.6 × 10−25
, 7.2 × 10−25
, 7.2 × 10−30
, 7 × 10−30

7.6 times 10 Superscript negative 25 Baseline , 7.2 times 10 Superscript negative 25 Baseline , 7.2 times 10 Superscript negative 30 Baseline , 7 times 10 Superscript negative 30 Baseline

7 × 10−30
, 7.2 × 10−25
, 7.2 × 10−30
, 7.6 × 10−25

Answer 1

7.6 × 10^−25, 7.2 × 10^−25, 7.2 × 10^−30, 7 × 10^−30.

Explanation: 10^−25 numbers are much larger than 10^−30 numbers, and within the same power the larger coefficient comes first (7.6 > 7.2 and 7.2 > 7).