You first need to know how much miles it takes on the trail. Then you look 20 x 3 is one hour. And if the 3 group said it takes 2 hours waking for them its like this, the first group takes one hour to go thru the trail, but the second group takes and hour and half the 3 group takes 2 hours.
I wish this helps. :)
your final answer should be.... -3 • (61c - 70)
Mmmm nose busca en gogle jajaja
The appropriate choice is
Polynomial B. -3x⁴ +5x³ +5
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C and D are not trinomials. (They have 4 terms, not 3.) A is 5th degree, not 4th.
