3x²-30x+9=0
PLEASE HELP
COMPLETING THE SQUARE WILL MARK BRAINLIEST

What is [tex] {7}^{98 + \sqrt{4} } - 3 \times (64 \div 2 + 4 - 36) \times a = a + 36[/tex]?

Cherie measures and records the lengths and sizes of the same style of a sandal found at a shoe store. which equation can be used to determine the approximate shoe size, s, for a foot length of x inches? s = x – 2 s = 2x – 10 s = x + 6 s = 2x + 4

What are the coordinates of the midpoint of ab? ,1/2) /2,-1) ,-3/2) /2,-2)