Question

((4) la puterea - 2 + (2) la puterea - 4) x 8​

Answer 1

Răspuns:

Explicație pas cu pas:

[ ( 4)⁻² + (2)⁻⁴) x 8 = 1

= ( 1/4² + 1/2⁴)  x 8 =

= ( 1/16 + 1/16 ) x 8 =

= (2/16) x 8 =

= (1/8) x 8 =

= 1

____________________

4⁻² = 1/4², iar 4² = 4 x 4 = 16

2⁻⁴ = 1/2⁴,  iar 2⁴ = 2 x 2 x 2 x 2 = 16