a battery company manufactures batteries having life spans that are normally distributed, with a mean of 45 months and a standard deviations of 5 months. find the probability that a battery chosen at random will have each life span. a. 48-50 months b. 45-52 months​

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Solve: 3x+y=6 4x-2y=18 show all work !

Which of the following describes the graph of y--4x-36 compared to the parent square root function? stretched by a factor of 2, reflected over the x-axis, and translated 9 units right stretched by a factor of 2, reflected over the x-axis, and translated 9 units left stretched by a factor of 2, reflected over the y-axis, and translated 9 units right stretched by a factor of 2, reflected over the y-axis, and translated 9 units left save and exit next submit