Question

pls answer this question...​

Answer 1

Answer:

answer is -4

Step-by-step explanation:

13-p root10 = (root8 + root5)sq

13-p root10= 8 + 2root40 + 5

13 - p root10 = 8 + 4root10 +5

13 - proot10 = 13 + 4root10

13-13 = root10(4+p)

0 = root10(4+p)

4+p = 0

p = -4