Question 187353
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Given--->{{{y=-4x+1}}}
Let fy=0:
{{{0=-4x+1}}}----->{{{4x=1}}}--->{{{cross(4)x/cross(4)=1/4}}}
{{{red(x=1/4)}}}
Let fx=0:
{{{y=-4(0)+1}}}---->{{{red(y=1)}}}
See below:
{{{drawing(300,300,-3,3,-3,3,grid(1),graph(300,300,-3,3,-3,3,-4x+1),green(circle(1/4,0,.08)),green(circle(0,1,.08)))}}}
Thank you,
Jojo
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