I NEED HELP: So this question came on a quiz I'm taking and the answer I got was $1,723.45 but it says its incorrect can someone
tell me what I did wrong. Brian's car payment is $178.45 and his car insurance last year was $645. He also spent an average of $75 a month on gasoline and repairs. How much were his total cash outflows for his car last year?
1 answer:
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now, this is a quadratic equation, but the roots do not come out as integers, however it does have them, the discriminant, b² - 4ac, is positive, so it has 2 roots, so we'll plug it in the quadratic formula,