Brainliest, 5 stars, and thanks if you are correct!! Help please?

In which source of water would a wave travel the fastest? o ice o cold o room temperature o hot mark this and return save and exit next

What is the standard form of -5x^2+2x^4-11+x^3+3x

What are the values of a, b, and c in the quadratic equation 0 = x2 – 3x - 2? a = 1, b = 3, c = 2 a=, b = -3,c=-2 a = 1, b = 3, c= 2 a = 1.0= -3, c = 2