Subtract these polynomials.
(3x2 + 6x + 7) - (6x2 - 5x - 7) =
o a. 9x + 11x+14
b. -3x + x+0
o c. 9x2+x+0
od. -3x2 + 11x+14
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Rewrite the hyperbolic equation 4y^2 -9x^2 +54x-8y-113=0

Plz need answer now will mark which situations represent linear functions? check all that apply. a)the temperature rises and falls over the course of a day. temperature is a function of time. b)a baseball is hit into the outfield. the height of the ball is a function of time. c)a car goes 55 mph on the highway. distance is a function of time. d)a child grew 2 inches this year and 1 inch last year. height is a function of time. e)a movie director makes 2 movies per year. the number of movies is a function of the years.

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals