Will give you brainliest + 22 point question!

which expression is equivalent to sqrt 55 x^7 y^6 / 11 x^11 y^8?

assume x > 0 and y > 0

What is the explicit formula for this sequence? -7, -4, -1, 2, a.) an = 8 + (b - 1)3 b.) an = -7 + (n - 1)3 c.) an = 3 + (n -1) (-7) d.) an = -7 + (n - )

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank