Question 1 what is 30,000 written in scientific notation? a) 3.0 × 10^–5 b) 3.0 × 10^–4 c) 3.0 × 104^4 d) 3.0 × 105^5 question 2 what is 0.000268 written in scientific notation? a) 2.68 x 10^-4 b) 2.68 x 10^-3 c) 2.68 x 10^-2 d) 2.68 x 10^-1 question 3 what is 4.86 × 10^4 written in standard form? a) 0.0000486 b) 0.000486 c) 48,600 d) 486,000 question 4 what is 5.23 × 10^–4 written in standard form? a) 0.0000523 b) 0.000523 c) 0.00523 d) 0.0523 question 5 replace ? with > , < , or = to make the statement true. 9.8 × 10^4 ? 2.0 × 10^5 a) < b) = c) >