POR FAVOR ME AJUDEM! E PARA HOJE!!
1) Calcule:
a) (-4) elevado a -2=
b) (+7/2)²=
c) (+3/4) elevado a -4=
d) (-12/13)¹=
e) (+5/9) elevado a -2=
f) (-3/5) elevado a -3=
g) (-2/5) elevado a -3=
h) (-5/4) elevado a -3=
i) (3/7) elevado a -2=
j) (-1/3) elevado a -2=
Soluções para a tarefa
Respondido por
1
a) (-4)-²= (-1/4)²= 1/16
b)49/4
c) (3/4)-⁴=(4/3)⁴=256/81
d)-12/13
e)(5/9)-²=(9/5)²=81/25
f)(-3/5)-³=(-5/3)³=-125/27
g)(-2/5)-³=(-5/2)³= - 125/8
h)(-5/4)-³=(-4/5)³=-64/125
i) (3/7)-²=(7/3)²= 49/9
j)(-1/3)-²= (-3/1)²= (-3)²=+9
b)49/4
c) (3/4)-⁴=(4/3)⁴=256/81
d)-12/13
e)(5/9)-²=(9/5)²=81/25
f)(-3/5)-³=(-5/3)³=-125/27
g)(-2/5)-³=(-5/2)³= - 125/8
h)(-5/4)-³=(-4/5)³=-64/125
i) (3/7)-²=(7/3)²= 49/9
j)(-1/3)-²= (-3/1)²= (-3)²=+9
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