Which of the following is a polynomial?
O A. 8x2+x+3
O B. Vx+2x-1
O C. 7x
o D. 5+

If log(a) = 1.2 and log(b)= 5.6, what is log(a/b)? a. 4.4b. 6.8c. not enough informationd. -4.4

Find the value of x. also give me an explanation so i can complete it to other questions as well, : )

Which is an equation of a circle with center (2, 7) and radius 4? (x - 7)2 + (y - 2)2 = 16 (x - 2)2 + (y - 7)2 = 4 (x – 2)2 + (y - 7)2 = 16 (x + 2)2 + (y + 7)2 = 4