Answer:
Step-by-step explanation:
note : let f(x) = x^3 +4x+2 is not divisible because :
f(-2) = (-2)^3 +4(-2)+2 = -14≠0 (you have the raimned
#1
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3a+9=54
3a+9-9=54-9
3a= 45
a=15
Check answer:
3(15)+9=54
54=54
Answer is a=15
Hope It Helps. . .
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