3.962%
39.62%
2.52%
25.2%
a. True
b. False
A 180
B 120
C 45
D 60
Answer:
60° .
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.
....................
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.
Answer:
12a³+2a²+23a+18
Step-by-step explanation:
(3a+2)(4a²-2a+9)=
12a³-6a²+27a+8a²-4a+18=
12a³+2a²+23a+18
If you need more explanation, reply to this answer.