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Which is a correct statement about the description "six less than the quotient of a number cubed and nine, increased by twelve"
when n = 3? Check all that apply.

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?

The value, v, of kalani’s stock investments over a time period, x, can be determined using the equation v=750(0.80)^-x. what is the rate of increase or decrease associated with this account? 20% decrease 20% increase 25% decrease 25% increase