evaluate a³+2b²+5 if a=2 and b = 3 please fast
Answers
Answered by
2
2³+2(3)²+5
8+18+5
31
Answered by
5
Given :-
a = 2
b = 3
To solve :-
a³+2b²+5
Solution :-
a³ + 2b² + 5
Substitution the value of a and b.
= (2)³ + 2 × (3)² + 5
= 8 + 2 × 9 + 5
[(2)³ = 8, (3)² = 9]
= 8 + 18 + 5
= 31
Answer :-
The answer of a³+2b²+5 if a=2 and b = 3 will be 31.
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