The range of the function f(k) = k2 + 2k + 1 is {25, 64}. what is the function’s domain?

{5, 8}

{-5, -8}

{3, 8}

{4, 7}

{4, 8}

Are carpet coast $15 per square metre. the total delivery charge is $21 peter buys n squared metres of carpet what is the expression which represents the total cost in $

Glenda makes an online purchase for picture frames for $12.95 each and formats of $5.89 each the site says it taxes paid by the customer or 6.5% of the total purchase price shipping charges are based on the

Events a and b are independent. the probability of a occurring is 2/5. the probability of b occurring is 1/4. what is p(a and b)?