Start by combining the fractions:
Recall the Pythagorean identity:
Then cancel a factor of and use the definition of secant:
A scale drawing shows a circular fountain with a diameter of 12 units. The actual fountain has a diameter of 60 feet. Select all
1 answer:
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The equation modeled is
The given equation Much easier to understand with the symbol
x x .x -1
x x² x² x² -x
-1 -x -x- x +1
That is how I interpreted the "tile" set up.
Now count up the factors:
There are 3 x² . There are 4 -x and a +1
That's the third answer choice.
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