the captain of a boat knows that the lighthouse on the coast is 200 feet tall. he measures the angle of elevation to the top of
the lighthouse to be 2 degrees. how far is the boat from the coast? round to the nearest hundredth of a foot.
1 answer:
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Solution
Given the quadratic equation
we need to find the zeros of the equation
To do that, we use the completing the square method
Step 1. Add 38 to both sides
Step 2: add the square of half of the coefficient of x to both sides
That is;
Step 3: Simplify the above expression;