Question

Simplify [{(5x/3)+(3y/4)}^2]-[{(5x/3)-(3y/4)}^2]and also evaluate it when x=2 and y=1​

Answer 1

Step-by-step explanation:

[{( 5×2/3) +(3×1/4)}^2]-[{5×2/3)-(3×1/4)}^2]

[10/3+(3/4)^2]-[{(10/3)-(3/4)^2}]

[10/3+9/16]-[{10/3-9/16}]

[160+27/48]-[160-27/48]

[187/48-133/48]

[187+133/48]

=9/8 answer

Answer 2

Answer:

this is your answer

Step-by-step explanation:

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