A navigator on a boat measures the angle between the course of the boat and the lighthouse on shore to be 70 degrees. After the
boat has traveled 3000 m, the navigator measure the angle to be 100 degrees. How far, to the nearest metre, was the boat from the lighthouse at the time of the first sighting?
1 answer:
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Answer:
Step-by-step explanation:
The zeros of the polynomial function are given us as -5,-1,2
If the zeros of a polynomial function are α,β,ω, the polynomial function can be obtained using the expression below:
f(x) = (x - α)(x - β)(x - ω)
where α = -5, β = -1, and ω = 2
<em>NB: To arrive at the answer, expand the brackets and after expansion, collect like terms to obtain the final answer</em>