Step-by-step explanation:
By Descartes' Rule of Signs, f(x) = -3x³ + 8x² - 7x + 10 changes sign 3 times, so there are 1 or 3 positive roots.
Answer:
half of it would be 45
Step-by-step explanation:
120 - 30 = 90
90 divided by 2 = 45
hope this helped! sorry if i didn't answer your question, i was a little bit confused on what you wanted us to solve:)
if u want to find the length of it, it would be 150 because 120 + 30 = 150
Well the answer is 12-14=%58=x
