Find the range of the function f(x)=4x-1 for the domain {-1, 0, 1, 2, 3,}.
a. {-5, -3, 0, 7, 11} b. {-5, -4, -3, -2, -1}*** c. {-11, -7, -3, 1, 5} d. {-5, -1, 3, 7, 11}

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

Divide. –40 ÷ –5 a –8 b 200 c -200 d 8

Titus works at a hotel. part of his job is to keep the complimentary pitcher of water at least half full and always with ice. when he starts his shift, the water level shows 4 gallons, or 128 cups of water. as the shift progresses, he records the level of the water every 10 minutes. after 2 hours, he uses a regression calculator to compute an equation for the decrease in water. his equation is w –0.414t + 129.549, where t is the number of minutes and w is the level of water. according to the equation, after about how many minutes would the water level be less than or equal to 64 cups?