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C1- cubic equation .....?
the equation is y= a(x-1)^2 (x-2)
substituting x=0 , find a.
from the graph is looks like it crosses y at -2, so wouldnt a be 1 - but in that case why is it even there?
am i right? if not can someone explain it to me. thanks
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- 1 decade agoFavorite Answer
when x=0 ie where the graph crosses the y axis the first term becomes 1 the second -2 so y=-2
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