
The polynomial p(x) can be found by multiplying 'x-3' to every term

Now distribute and you have your answer.
Answer:
C. 38cm
Step-by-step explanation:
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Answer:
x = 3, -5
Step-by-step explanation:
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The probability that the first horse wins is 2/7. The probability that the second horse wins is 3/10. Since the events that the first horse wins and the second horse wins are shared exclusive, the probability that either the first horse or the second horse will win is :
2/7 + 3/10= 41/70
Hope this is correct.