Question

Wen has (9x^2 + 24xy + 16y^2) marbles,where x and y are positive integers.
He arranges the marbles as a square array.
(a)Express, in terms of x and y,the number of marbles on a side of the array.
(b)when x=2 and y=5,find the number of marbles on a side of the array.

Answer 1

Answer:

here is your answer mate...

Step-by-step explanation:

(9x^2 + 24xy + 16y^2)

(3x+4y)^2

a)He arranges the marbles as a square array.

so, it becomes 3x+4y

so, x=3,y=4

b)when x=2 and y=5,

(2x+5y)^2

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