(a) Simplify (3⁴ × 3⁻²) ÷ 3³, giving your answer in index form. (b) Work out (5 × 10⁻³)² ÷ (2 × 10⁻⁴), giving your answer in standard form.

Type your working — one line per step, like you would write it on paper

ECZ Indices and Standard Form question — Mastery level | ScoreUp Aftrica