Question

Can someone please help with both of these, the correct answer will be brain listed. I need the workout & explanation of both

Answer 1

Answer:

a)= 5 as 5

${5}^{4} \times {5}^{5} = {5}^{4 + 5} = {5}^{7} \: and \: \: \: \: {5}^{7} \div {5}^{6} = {5}^{7 - 6} = 5 \: ans.$

Step-by-step explanation:

in multiplication Power get's added

and in devision it get's subtract