You have a new mobile phone. the phone costs £140 and then you pay for a one year contract at £15 per month. how much do you pay in total at the end of the year?

Fill in the missing exponents in each box and show how you found the answer. (4 points: 2 points for each correct answer with work shown) c. (9^4)^? =9^1 d.(5^? )^3=5^1 *question marks represent the boxes