Which graph represents y as a function of x?
1 answer:
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Answer:
b=240
Step-by-step explanation:
We need to find b. In order to this, we must isolate b.
Add 17 to both sides
Multiply both sides by 8 to remove the fraction
Notice how the top is an addition of two cubes, namely x and 2.
You can rewrite the equation as:
Now, (a + b)³ can be simplified down to (a + b)(a² - ab + b²)
Following the same pattern, we get:
You can rewrite the equation as:
Now, (a + b)³ can be simplified down to (a + b)(a² - ab + b²)
Following the same pattern, we get: