Question

find K
a. k(3^5)
b. k(-5)^4 /k^2 = 5

Answer 1

Answer:

Let coordinates of point A are A(k,3)

Let coordinates of point B are B(2,3)

Thus, by distance formula,

d(AB)=

(k−2)

2

+(3−3)

2

∴5=

(k−2)

2

(Given)

∴±5=k−2

∴k=7or−3