Cara wants to purchase a new bicycle, but she does not have enough money in her checking
account. Which is NOT an option for her to be able to purchase the bicycle?
Use a debit card.
Use a credit card
Take out a loan
Save money and pay cash later
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What's the difference between: x≥0 and nonnegative integer. ?

Find the gradient of f(x,y,z)equals=left parenthesis x squared plus y squared plus z squared right parenthesis superscript negative 1 divided by 2 baseline plus ln left parenthesis x right parenthesis x2+y2+z2−1/2+ln(xyz) at the point left parenthesis negative 2 comma 1 comma negative 2 right parenthesis(−2,1,−2).

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)