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19-02-2019
Mathematics

contestada

Evaluate the expression 7×^2y, when x = 4 and y = 2
A: 112
B: 224
C: 542
D: 718

Respuesta :

23-02-2019

Answer:

B. 224

Step-by-step explanation:

[tex]\text{Put x = 4 and y = 2 to the expression}\ 7x^2y:\\\\7(4^2)(2)=7(16)(2)=224[/tex]

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