Question

expand the following using identities bracket 0.3 X + 3 Y close bracket bracket 0.3 x minus 3 close bracket

Answer 1

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Answer:-)

we know that Formula;-

(a+b)(a-b)

a²-b²

here,

a=0.3x
b=3y

Now

(0.3x)²-(3y)²

(0.09x²-9y²)

thanks!!!

Answer 2

❤❤here is your answer ✌ ✌

=>(a+b)(a-b)

a²-b²

here is given :-

a=0.3x

b=3y

Now

=(0.3x)²-(3y)²

answer:-(0.09x²-9y²)