Solve this quadratic equation. x 2 + 2x - 22 = 0

Plz i want answer and i would appreciate it is is a b c or d

What is the simplified form of 7 √x • 7 √x • 7 √x • 7 √x?

Tracy solved the following problem. which of the statements is true? 9 ÷ 3 + 6 × 2 3 + 6 × 2 9 × 2 18 her answer is correct. her answer is incorrect. she should have multiplied before dividing. her answer is incorrect. she should have multiplied before adding. her answer is incorrect. she should have added before dividing.