Question

evaluate 3.0x10power 1_2.8×10power _1​

Answer 1

Step-by-step explanation:

4.8*10⁸ Watt

Hope it helps you mate

Answer 2

Answer:

Given,

3.0×10¹ - 2.8×10¹. { both 10¹ and 10¹ are cancelled }

=3.0 - 2.8

=0.8 Ans.