Mathematics 4024 · O Level · Standard form

Standard form — practice question

Here, $p=4\times10^5,\ q=7\times10^6$.

(a)[1]

Using standard form for each expression, determine $p^2$.

(b)[1]

Using standard form for each expression, determine $p+q$.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “So the result is $1.6 \times 10^{11}$.” …