Zachary purchased a computer for $1,300 on a payment plan. two months after he purchased the computer, his balance was $1,100. five months after he purchased the computer, his balance was $800. What is an equation that models the balance y after x months?

the equation cos(35) =a/25 can be used to find the length of bc what is the length of bc? round to the nearest tenth

step-by-step explanation:

what do u need to know

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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

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mark brainliest!