Question

pls explain and give the correct answer.
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Answer 1

Answer:

-1/5

Step-by-step explanation:

RHS:

(5x+ky)^2 = (5x)^2 + 2(5x)(ky) + (ky)^2

(5x+ky)^2 = 25x^2 + 10kxy + k^2y^2

Comparing the LHS and RHS:

25x^2-2xy+{1}/{25}y^2 = 25x^2 + 10kxy + k^2y^2

-2xy = 10kxy

-2 = 10k

k = -2 div 10

k = -1/5

Answer 2

Answer:

dj if am on all of FL is something L to