Respuesta :

obedsarpeh1

Answer:

5

Step-by-step explanation:

first multiply 3 by 7 as 3x7=21

again find the square of 4 as 4^2=16

finally, subtract 16 from 21 as 21-16= 5

capsasha2

Answer:

5

Step-by-step explanation:

If the expression is 3 × 7 - [tex]4^{2}[/tex] :

  1. [tex]4^{2}[/tex] = 4 × 4 = 16
  2. Plug 16 in: 3 × 7 - 16
  3. 3 × 7 = 21
  4. Plug 21 in: 21 - 16
  5. 21 - 16 = 5

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