Помогите,пожалуйста,с алгеброй,даю много баллов. Created by Аlisa555. algebra-ru

1ОДЗ x>0log(4)(√x/x²)=-31/√x³=1/64√x³=64x=∛64²x=16ОДЗ x>0)lgx+1)(lgx-1)=3lg²x-1=3lg²x=4lgx=-2⇒x=0,01lgx=2⇒x=1002{2x>0⇒x>0{x+1>0⇒x>-1{2x<x+1⇒2x-x<1⇒x<1x∈(0;1){1-x>0⇒x<1{1-x<2⇒x>1-2⇒x>-1x∈(-1;1)Скажите,пожалуйста,как вы из √/x^2 преобразовали 1/√x^3?Новые вопросы в АлгебраСколькими способами можно рассадить 5 мальчиков и 3 девочки на 8 стульях, стоящих в один ряд, чтобы все девочки не сидели рядом. Пожалуйста, помогите…решить.Реши:t(x)=x+2x²+x-20 при х²+х-20≠03×(a-b-c)+5×(a-b)+3c=8×(a-b)Допоможіть будь ласка!Якщо можна з поступовим поясненнямДякую!m+3 n+3 якщо m>n порівняйте числазависимость y от х задана таблицей. Найдите ее область определения и область значения. Определите, является ли эта зависимость функцией. Постройте гра…фик этой зависимостих -4 -1 3 4 -4у -3 -2 1 -2 3найти производную соs²xНадо решить системы уравнений ( не графичным способом)125a⁸b⁴-20a⁶b⁵______________15a⁵b⁴Упростите помогите пжпжпжпжрж((7^2005)+(7^2004)+8)/((7^2004)+1)ПредыдущийСледующийВместе мы знаем большеЭтот сайт использует cookies Политика Cookies . 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Помогите,пожалуйста,с алгеброй,даю много баллов...

Аlisa555 @Аlisa555

August 2022 1 5 Report

Помогите,пожалуйста,с алгеброй,даю много баллов

Answers & Comments

sedinalana 1
ОДЗ x>0
log(4)(√x/x²)=-3
1/√x³=1/64
√x³=64
x=∛64²
x=16

ОДЗ x>0
)lgx+1)(lgx-1)=3
lg²x-1=3
lg²x=4
lgx=-2⇒x=0,01
lgx=2⇒x=100
2
{2x>0⇒x>0
{x+1>0⇒x>-1
{2x<x+1⇒2x-x<1⇒x<1
x∈(0;1)

{1-x>0⇒x<1
{1-x<2⇒x>1-2⇒x>-1
x∈(-1;1)