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<p>고수님들 한수 부탁드립니다!! </p><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1G8uF/777fec4d3777c6c64412199f97a6b54ba43d610a" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1G8uF/777fec4d3777c6c64412199f97a6b54ba43d610a" data-origin-width="2691" data-origin-height="1294"></div><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1G8uF/dc2f6417627066cbd4c9c176c01b1e688b19f163" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1G8uF/dc2f6417627066cbd4c9c176c01b1e688b19f163" data-origin-width="2658" data-origin-height="1535"></div><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1G8uF/a8954ab382207d33de072a71fbd0afec9c2c467d" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1G8uF/a8954ab382207d33de072a71fbd0afec9c2c467d" data-origin-width="2302" data-origin-height="1426"></div><p>3문제입니다ㅠ</p>
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고3 변형모의고사 문제입니다
좋은하루
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24.07.26 03:09
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항상 홍재님이시네요 ^^ 진심으로 늘감사합니다
f(0)=/0이면 g(x)=0이므로 f(0)=0..
f(x)=x^3+ax^2+bx라하고 대입하여 계산하면 x=/0일때 g(x)=f(x)/bx=(x^2+ax+b)/b..g(x)는 두군데에서 최소값을 가지므로 x=-a/2와 x=0에서동일한 최소값 0을 가지고 a=4..계산하면 b=4, f(3)=75..
예스님 적힌대로 하나하나따라해보니 답이나오네요! 정말감사합니다😊