Question

If the point (4,-p) lie on X-axis the p2+2p-1 = .......
(a) o
(b)1
(c) -1
(d) 4​

Answer 1

Answer:

-1

Step-by-step explanation:

Point (4,-p) lie on X-axis so p will be 0

0*2+2*0-1=-1

=> b