Help please I'm begging

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.

Need ! discuss how to convert the standard form of the equation of a circle to the general form. 50 points

Which function is odd check all that apply a. y=sin x b. y=csc x c. y=cot x d. y=sec x