Which number is not in scientific notation? 0.95 ⋅ 108 1.1 ⋅ 105 7.00 ⋅ 108 9.9 ⋅ 10−28

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?

Solve 17= -13 - 8x and show your work.

Triangle dog was rotated to create triangle d'o'g'. describe the transformation using details and degrees.