Circle x^2+y^2=4x+8y+5 intersects the line 3x-4y=m at two distinct points, if
a) -85<m<-35 b) -35<m<15 c) 15<m<65 d) 35<m<85
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https://www.meritnation.com/ask-answer/question/if-the-line-3x-4y-k-cuts-the-circle-x2-y2-4x-8y-5-0-in-two/conic-sections/9595733
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