101k views
5 votes
Find the value of the expression 4a4 − 2b2 + 40 when a = 2 and b = 7.

2 Answers

3 votes

Answer:

6

Explanation:

User Leoverload
by
8.8k points
1 vote
4 a⁴ - 2 b² + 40 :

4 * ( 2⁴) - 2 * ( 7²) + 40 =

4 * 16 - 2 * 49 + 40 =

64 - 98 + 40 =

-34 + 40 =

+ 6

hope this helps!
User Leightski
by
8.0k points

Related questions

1 answer
5 votes
215k views
asked Feb 11, 2018 185k views
Split Your Infinity asked Feb 11, 2018
by Split Your Infinity
7.9k points
2 answers
5 votes
185k views
1 answer
3 votes
155k views