👤

Sagot :

SVANT

Réponse:

1) ∫ 5x⁴/33 dx entre -½ et 1 =

[x⁵/33] entre -½ et 1 =

1/33- (-½)⁵/33 =

0,0313

2) p -½≤X≤1 (0≤X≤¾) = p[(-½≤X≤1) n (0≤X≤¾)]/ p[(-½≤X≤1)

= p(0≤X≤¾) /p(-½≤X≤1)

= [(¾)⁵/33]/0,0313

= 0,2301

© 2024 IDNLearn. All rights reserved.