Answer:
(7-4)^2 - 5
3^2 - 5
9-5
4 or IV
4
Step-by-step explanation:
(√49 –4)²–5
=(√49–4)(√49–4)–5
=49–4√49–4√49+16–5
=60–8√49
but √49 =7
=60–8(7)
=60–56
=4
