Please..I'm in desperate need Find the parabola with equation y = ax2 + bx whose tangent line at (1, 1) has equation y = 5x – 4.

and/or

For what values of a and 5 is the line 3x + y = b tangent to the parabola y = ax2 when x = 2?​

The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean