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What is the value of 4 - 2b2 + 3C when b = 2 and C=-1? Step by step plzzzzz! HELP MEEEEEE!!!!!!!

What is the value of 4 - 2b2 + 3C when b = 2 and C=-1? Step by step plzzzzz! HELP MEEEEEE!!!!!!!
asked 38.8k views
4 votes
What is the value of 4 - 2b2 + 3C

when b = 2 and C=-1?
Step by step plzzzzz! HELP MEEEEEE!!!!!!!

asked
User Souravlahoti
by
8.0k points

2 Answers

3 votes

Answer:

-7

Explanation:

Sub in the numbers

4 - 2(2)2+ 3(-1)

4 - 8 + (-3)

= -7

answered
User Rohith Joseph
by
7.9k points
2 votes

Answer:

-7

Explanation:


4-2b^2 +3c\\b =2\\c = -1\\4-2(2)^2 +3(-1)\\4- 2(4) -3\\4-8-3\\= -7

answered
User RedComet
by
7.8k points
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