Which of the following is not an identity?

A. 2sin^2-X - Sinx=1

O B. sin^2x + tan²x + cos^2x = sec^2x

O C. 2cos^2x-1 = 1 - 2 sin²x

O D. secx cscx (tanx + cotx) = sec^2x + csc^2x

What is 67080 + 7856?

The graph of - 7 < 2c-1 < 10 would have closed dots on - 7 and 10. Is it True or False

10010199837 plus 938287

A camp athletic director wants to arrange kickball games for highschool and middle school students. Because of the age of the campers, the highschool kickball field is larger than the middle school field.

6. Solve the compound inequality: 2t ≤ - 4 7t ≥ 49

A prom ticket at Smith high school is $120. Tom is going to save money for the ticket by walking his neighbor's dog for $15 per week.

The product of two consecutive pages is 182 find the page number

Surface area of two spheres are in the ratio 36:25 find the ratio of their volumes

Let a = {1, 2, 3, 4, 5} and b = {2, 4}. what is a ∩ b?

Phillipa says that (27 - 9) x 3: 9 + 18 = 42. Is she correct? If not, what is the correct answer? O A. She is correct. B. She is not correct. The correct answer is 2. C. She is not correct. The correct answer is 24. D. She is not correct.