Evaluate correct to two decimal place 75.078534.624+9.83
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Which recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous year? f(n+1)=f(n)+5

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?

Prove that 16^4-2^13-4^5 is divisible by 11.