Guys i need on my last quiz i got a 2/5 cause ppl did'nt know how to do these i suppose. expalin or just give me the right awnser and be confident about it people are just disrespectful and tell u something random to get points so plese dont do that to me.

Written as a simplified polynomial in standard form, what is the result when (2x+8)^2(2x+8) 2 is subtracted from 8x^2-38x 2 −3?

Aboat has a speed of 9 mph in calm water. it takes the boat 4 hours to travel upstream but only 2 hours to travel the same distance downstream. which equation can be used to find c, the speed of the current? 2(9 – c) = 4(9 + c) 9 + c = 4(9 – c) 9 – c = 2(9 + c) 4(9 – c) = 2(9 + c)

What is the best name for the part of the figure identified by the arrow? line of reflection o line of symmetry plane of reflection o axis of symmetry