I WILL GIVE BRAINLIEST AND 15 POINT TO WHOEVER ANSWERS CORRECTLY!!! (:

Cumulative examcumulative exam active13time remaining02: 44: 18the graph represents the data cost for monthly internetservice for a cell phone. which function, c(x), represents the monthly cost in dollarsin terms of x, the number of gigabytes used in a month? cell phone internet service(15,5x + 10150,0sx522 < x < 664x115, osx< 25x + 20, 2< x< 650, 65815%,monthly cost (s)20x + 5| 50x,0 < x < 22 < x < 664x( 15x, osx< 2c(x) = 5x + 10, 2< x< 6150x, 65 x5+1234 5 6 7 8 9 10 11 12gigabytes used

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7