Solve x^2 - 6x + 63 = 0 in a + bi form

At the 2013 track all city final Jefferson high relay team ran the 400 meters in 40.01 steconds Clark high ran the race in 40.025 seconds and Muggles high ran the race in 40 1/35 seconds which team came in first second and third

Two angles are vertical angles. One angle is labeled 2x°. The other angle is labeled (x+30) °. Find the value of X.

How do you solve x^2+3x+11=0

a toy store Mark's up its prices by 45%. what will be the price of a doll that the toy store bought for $12

A nickel pyramidal paper weight has a square base of sides 5 cm and a height of 3 cm. What is the mass of a dozen such paper if the mass of 1 cm3 of nickel is 8.9 g?'

9, 10, 12, x, 20, 25 the median is 14 whats x

The soccer team and the football team are sharing the field for their practices today. The soccer team meets for practice every 3 days, and the football team meets every 4 days. How many days from now will they have to share the field again?

Name an event that would be measured in days.

The first week of January, there are 49 dogs and 28 cats in an animal shelter. Throughout the month, the ratio of dogs to cats remains the same. The last week of January, there are 20 cats in the shelter. How many dogs are there? S

The quotient of a number and 4