Question

Find the value of the following and give your answer in standard form

i) 0.1×10^7×4.1×10^-6
ii) (2.396×10^-2)÷(2×10^-7)
iii) (2.5×10^-3)^2
iv)3.97×10^2+4.78×10^3+2.76×10^-3​

Answer 1

I )o.40

2) Il9800

3) o.oooo625

4) 5179.7