Question

Evaluate the expression when b=30 and c=6.

Answer 1

Step-by-step explanation:

Hey there!!

During evaluating the expression, you must follow,

• put the value as given.
• work according to the mathematical operation sign.

Here,

$i). \: b + {c}^{2}$

$= 30 + {6}^{2}$

= 30+36

= 66.

ii). b-4c

= 30 - 4×6

= 30 - 24

= 6

Hope it helps...