Answer:
28.2
Step-by-step explanation:
7.2 + 7.3 + 6.9 + 6.8 = 28.2
Answer
7.2 + 7.3 + 6.9 + 6.8 is 28.2
Length
x⁴ - 11x² + 28
= x⁴ - 4x² - 7x² + 28
= x²(x² - 4) - 7(x² - 4)
= (x² - 7)(x² - 4)
666.888.000.333
yeah I said what I said
bye