PILNE!!!!!!
Oblicz:
=
= [ 8¼ - √(1/2)*( √½ + ⁴√¼) ]^(1/2) =
= [ 8¼ - ½√2*(½*√2 + √½ ) ]^(1/2) =
= [ 8¼ - ½√2*(½√2 + ½√2) ] ^(1/2) =
= [ 8¼ - ½√2*√2 ] ^(1/2) =
= [ 8¼ - ½*2 ]^(1/2) =
= [ 8¼ - 1 ]^(1/2) =
= [ 7¼] ^(1/2) =
= [ 29/4]^(1/2) =
= √(29/4) =
= √29 : √4 =
= √29 :2
= ½*√29
w załączniku
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Oblicz:
=
= [ 8¼ - √(1/2)*( √½ + ⁴√¼) ]^(1/2) =
= [ 8¼ - ½√2*(½*√2 + √½ ) ]^(1/2) =
= [ 8¼ - ½√2*(½√2 + ½√2) ] ^(1/2) =
= [ 8¼ - ½√2*√2 ] ^(1/2) =
= [ 8¼ - ½*2 ]^(1/2) =
= [ 8¼ - 1 ]^(1/2) =
= [ 7¼] ^(1/2) =
= [ 29/4]^(1/2) =
= √(29/4) =
= √29 : √4 =
= √29 :2
= ½*√29
w załączniku