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belnazi
@belnazi
August 2022
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Приведите дробь к знаменателю. Помогите решить.
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ZZnaniya
Д)7*(-1)/ у-b =-7/(b-y) надо дробь умножить на -1
e) тоже самое а *(-1) /а-10= -a/(10-a)
ж)
р
=
-р
=
-2р -р^2__
=
-(2р+р^2)
р-2 2-р ( 2-р)(2+р) 4-р
^2
з)
а+3
=-(
а+3)
=
-(а+3)
=
-(а+3)(а+3)
=
-(a+3)^2
6-2а 2а-6 2(а-3) 2(а-3)(а+3) 2(a^2-9)
1 votes
Thanks 1
love67
Verified answer
D/ -7/(b-y)
e/ -a/(10-a)
j/ -(p^2+2p)/(4-p^2)
z/ {-(a+3)^2}/(2(a^2-9))
1 votes
Thanks 1
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Answers & Comments
e) тоже самое а *(-1) /а-10= -a/(10-a)
ж) р = -р = -2р -р^2__ = -(2р+р^2)
р-2 2-р ( 2-р)(2+р) 4-р^2
з) а+3 =-(а+3) = -(а+3) =-(а+3)(а+3) = -(a+3)^2
6-2а 2а-6 2(а-3) 2(а-3)(а+3) 2(a^2-9)
Verified answer
D/ -7/(b-y)e/ -a/(10-a)
j/ -(p^2+2p)/(4-p^2)
z/ {-(a+3)^2}/(2(a^2-9))