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SimPug

Questions (2)

The earth is in constant motion. It rotates and revolves. Which of the following is NOT TRUE of the Earth's motion?2 points A
1. 1 answer
2. 2,278 views
In the expansion of(1 + x + x^2 + ...+ x^27) (1 + x + x^2 + ... + x^14) ^2 What is the coefficient of x^28? A) 195 B)196 C)224
1. 6 answers
2. 885 views