If n = 4, the value of the expression 28 – 12 + vñ : 2 is
0 15
021
O
017

Answer:
17
Step-by-step explanation:
[tex] 28 - 12 + \sqrt{n} \div 2 = [/tex]
n = 4
[tex] = 28 - 12 + \sqrt{4} \div 2 [/tex]
[tex] = 16 + 2 \div 2 [/tex]
[tex] = 16 + 1 [/tex]
[tex] = 17 [/tex]