ariLaflare2 ariLaflare2 19-10-2017 Mathematics contestada Find (3 × 10^4) + (7 × 10^2). A) 3.07 × 10^2 B) 3.07 × 10^4 C) 3.70 × 10^2 D) 3.70 × 10^4 I need a correct answer please