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The equation p = -30q+q2-400 cuts the x-axis at A(a,b) and B(c,d). Find the sum of a,b,c and d?

The equation p = -30q+q2-400 cuts the x-axis at A(a,b) and B(c,d). Find the sum of a,b,c and d?
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3 votes
The equation p = -30q+q2-400 cuts the x-axis at A(a,b) and B(c,d). Find the sum of a,b,c and d?

User Stjepano
by
8.1k points

1 Answer

4 votes
So we get the solution as
(
5
,
23
)
(
−
2
,
2
)
User Prgao
by
8.5k points
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