Scores on a algebra test have average of 78 with standard deviation of 10. what is the z-score for a student who earned a 92 on the test? round your answer to the nearest thousandth.

Will give brainliest sum of arithmetic series (sigma notation) find the numerical answer to the summation given below. (image shown below)

What could explain what happened when the time was equal to 120 minutes

Plz determine whether the polynomial is a difference of squares and if it is, factor it. y2 – 196 is a difference of squares: (y + 14)2 is a difference of squares: (y – 14)2 is a difference of squares: (y + 14)(y – 14) is not a difference of squares