A plot of land is an irregular triangle with a base of 112 feet and a height of 47 feet. What is the area of the plot?
1 answer:
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Answer:
x⁴ - 11x² + 28
= x⁴ - 4x² - 7x² + 28
= x²(x² - 4) - 7(x² - 4)
= (x² - 7)(x² - 4)
Answer:
Step-by-step explanation:
Replace y with f(x).
Swap x and y and solve for y