True or false:

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1 is c

2 is a

3 is a

step-by-step explanation:

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the rocket cannot penetrate the ground, in a contextual sense, therefore the roots of this equation should be the domain of this function. i'll let you find the roots of this quadratic equation (hint: use the quadratic formula:  

1- c

2-a

step-by-step explanation:

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5 feet of chain cost $9

so the answer is 1.80