167,081 views
31 votes
31 votes
Find the value of the expression 4a4 − 2b2 + 40 when a = 2 and b = 7

User Gustavo Berwanger
by
2.7k points

1 Answer

15 votes
15 votes

Answer:

74

Explanation:

4(2) raise to power 4 - 2(7) raise to power 2 +40

4(16) - 2(49) +40

64-98+40

64- 138

74

User StackOverlord
by
3.4k points