Ms. Mohammed's class is selling magazine subscriptions to warn money for a field trip. For every subscription sold, the class ma
kes $5. They have already earned $150, but they need $500 total. Write and solve an inequality to represent the number of subscriptions that will have to be sold to make at least $500.
1 answer:
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Answer:
Zeroes : 1, 4 and -5.
Potential roots: .
Step-by-step explanation:
The given equation is
It can be written as
Splitting the middle terms, we get
Splitting the middle terms, we get
Using zero product property, we get
Therefore, the zeroes of the equation are 1, 4 and -5.
According to rational root theorem, the potential root of the polynomial are
Constant = 20
Factors of constant ±1, ±2, ±4, ±5, ±10, ±20.
Leading coefficient= 1
Factors of leading coefficient ±1.
Therefore, the potential root of the polynomial are .