39) In a coordinate plane, triangle ABC has coordinates: (-1,4),(-2,5), and (5,9). If triangle ABC is reflected over the y-axis, what are the coordinates of the new
image?
A. (-1,-4),(-2,-5),(-5, -9)
B. (-1,-4),(-2,-5),(5,-9)
C. (-1,4),(-2,5),(5,9)
D. (1,4),(2,5),(5,9)
E. (1,4),(2,5),(-5,9)

Please draw it out! Thanks.

The difference of 2 numbers is 21 and the quotient of the equation is 4 then what are the two numbers?

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.