Answer:
1. 1
2. 6
3. 10.66
4. 30
5. -1,715
Step-by-step explanation:
1. = 3a+4b
= 3(3)+4(-2)
= 9+-8
= 1
2. = 2a²-3c
= 2(3)²-3(4)
= 2(9)-3(4)
= 18-12
= 6
3. = 7c-2b
a
= 7(4)-2(-2)
3
= 28-4
= 32
= 10.66
4. = 3(4a-b)
= 3(4(3)-2)
= 3(12-2)
= 3(10)
= 30
5. = 5(2b-a)³
= 5(2(-2)-3)³
= 5(-4-3)³
= 5(-7)³
= 5(-343)
= -1,715
CORRECT ME IF I'M WRONG HEHE
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Answers & Comments
Answer:
1. 1
2. 6
3. 10.66
4. 30
5. -1,715
Step-by-step explanation:
1. = 3a+4b
= 3(3)+4(-2)
= 9+-8
= 1
2. = 2a²-3c
= 2(3)²-3(4)
= 2(9)-3(4)
= 18-12
= 6
3. = 7c-2b
a
= 7(4)-2(-2)
3
= 28-4
3
= 32
3
= 10.66
4. = 3(4a-b)
= 3(4(3)-2)
= 3(12-2)
= 3(10)
= 30
5. = 5(2b-a)³
= 5(2(-2)-3)³
= 5(-4-3)³
= 5(-7)³
= 5(-343)
= -1,715
CORRECT ME IF I'M WRONG HEHE