Mathematics 0580 · IGCSE · Standard form

Standard form — practice question

(main)[2]

Find, giving your answer in standard form: $1.2 \times 10^{40} + 1.2 \times 10^{41}$.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “So the answer is $1.32\times10^{41}$.” …

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