256363 okay i don’t know just try okay
Answer:
a = 9
Step-by-step explanation:
expand (y - 3)(y² + 3y + 9)
= y³ + 3y² + 9y - 3y² - 9y - 27
compare the coefficients of like terms with
y³ + 3y² + ay - 3y² - ay - 27
ay = 9y and - ay = - 9y ⇒ a = 9
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Glad I could help :)
Answer:
it should be 2/12 and 9/11
Step-by-step explanation: