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21-01-2022
Mathematics

contestada

Evaluate the expression below if x= -7 and y = 4

x^2 -3xy

Respuesta :

21-01-2022

133

Solution

x2 -3xy
=(-7)2- 3x(-7) x 4
=49 + 21 x 4
=49 + 84
=133

Note: I put 2 instead of the “mini 2” or squared cuz I cant copy and paste it lol

Answer Link

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