Question

(3 x 10–6) x (7.07 x 1011)

Answer 1

we have

(3 x10^-6)x(7.07x10^11)

remmeber that adds the exponents

so

(3x7.07)x10^(-6+11)

(21.21)x10^5 ---------> 21.21)x10^5x(10/10)

2.121x10^6