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- Martina is comparing offers from two banks on checking accounts that Include debit cards. Bank A charges a 20 monthly fee for a checking account and debit card, plus 0.70 for each transaction. Bank B charges a 40 monthly fee for a checking account and debit card with unlimited transactions. Suppose Martina makes 30 transactions in a given month. Answer the questions below. (a) How much would she pay at each bank for the given month? Bank A: square Bank B: square (b) For the given month, which bank is cheaper and by how much? Bank A Bank A is Ssquare cheaper than Bank B. Bank B Bank B is Ssquare cheaper than Bank A.
- Justin Bieber worked out the following problem. Hailey Baldwin told him she found a mistake. Where was Justin's error: (x^2-3x+4)-(x^3+7x-2) =x^2-3x+4-x^3+7x-2 =-x^3+x^2+4x+2 He didn't distribute the negative to everything in the parenthesis after He didn't combine the like terms correctly Justin made no mistakes He was supposed to multiply the trinomials
- Ivan is comparing offers from two banks on checking accounts that Include debit cards. Bank A charges a 35 monthly fee for a checking account and debit card, with unlimited transactions. Bank B charges a 10 monthly fee for a checking account and deblt card, plus 0.50 for each transaction. Suppose Ivan makes 35 transactions in a given month. Answer the questions below. (a) How much would he pay at each bank for the given month? Bank A: square Bank B: square (b) For the given month, which bank is cheaper and by how much? Bank A Bank A is square cheaper than Bank B. Bank B Bank B is square cheaper than Bank A.
- Find the difference: (3x^3-2x^2+4x-8)-(5x^3+12x^2-3x-4) 3x^3-2x^2+4x-8+-5x^3-12x^2+3x+4 7 Combine like terms: square
- Which of the following correctly shows 0.000000027 in scientific notation? 2.7 C 2.7times 10^-8 2.7times 10^8 0.27times 10^-8
