Question

Evaluate the following 4a²+5b-c , if a = 2 , b=3 and c=5​

Answer 1

Step-by-step explanation:

4a²+5b-c

if a=2 b=3 c=5 then,

=4(2)²+5(3)-5

=4(4)+15-5

=16+10

=26

Answer 2

Answer:

given :- 4a²+5b-c, a = 2 , b=3 and c=5

by substituting the values

= 4(2)² + 5(3) - 5

= 4(4) + 15 - 5

= 16 + 10

= 36