The number 56,000,000 can be written as Question 1 options: 5.6 x 106 5.6 x 107 0.56 x 106 560 x 104 Question 2 (Mandatory) (0.5 points) The number 5.72 x 104 Question 2 options: Has 4 zeroes Has 3 zeroes Can be written as 57,200 Can be written as 5720 Question 3 (Mandatory) (0.5 points) What is the value of (3.24 x 103)2? Question 3 options: 104976 10.5 x 105 10.5 x 107 1.05 x 107 Question 4 (Mandatory) (0.5 points) What is the value of (7.3 x 105)3? Question 4 options: 3.9 x 1011 3.89 x 1011 3.9 x 1017 4.2 x 1017