What is the discontinuity and zero of the function f(x) = the quantity of 2 x squared plus 5 x minus 12, all over x plus 4?

a. discontinuity at (−4, −11), zero at (three halves , 0)
b. discontinuity at (−4, −11), zero at (negative three halves , 0)
c. discontinuity at (4, 5), zero at ( three halves , 0)
d. discontinuity at (4, 5), zero at (negative three halves , 0)

What two criteria are needed for triangles to be similar

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

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?