Question

HOTS
1
y
1. f (x = 5, then find the value of x ++
2. fx+ = 7 and x2 + 1 = 32.5, find the value of x-
3.
Find the value of (85.373)2 – (14.627)2
91.999-21.253
y?
2p 129 + 549 by a2p + 2a​

Answer 1

x=5+6" please mark as brainlist