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How did the geocentric theory change over time as increased scientific knowledge led to increased consensus within the scientific community? a.Scientists demonstrated that Earth revolves around the sun.

asked Jun 28, 2017

Biology
high-school

2 answers

5 votes

119k views

H(x)=(x^2)+1 and K(x)=-(x^2)+4. If K(H)=0, what are the roots/solutions? a. ±i√3 b. ±i c. ±2 d. ±1 e. ±1, ±i√3

asked Jul 14, 2015

Mathematics
high-school

1 answer

0 votes

66.6k views

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