Ecuaciones con logaritmos y exponenciales

Ecuaciones con logaritmos y exponenciales

10th Grade - University

8 Qs

quiz-placeholder

Similar activities

Log Rules

Log Rules

10th Grade

12 Qs

ecuaciones logarítmicas 2

ecuaciones logarítmicas 2

10th Grade

10 Qs

Exp and Log Functions

Exp and Log Functions

11th - 12th Grade

11 Qs

Log & Exp functions

Log & Exp functions

11th Grade

11 Qs

3.9 Exponential and Logarithmic Derivatives

3.9 Exponential and Logarithmic Derivatives

12th Grade

10 Qs

Logarithms Assessment

Logarithms Assessment

9th - 12th Grade

10 Qs

Logarithmic and Exponential Properties

Logarithmic and Exponential Properties

10th Grade

10 Qs

Function Composition: Inner and Outer Functions

Function Composition: Inner and Outer Functions

10th - 12th Grade

10 Qs

Ecuaciones con logaritmos y exponenciales

Ecuaciones con logaritmos y exponenciales

Assessment

Quiz

Mathematics

10th Grade - University

Medium

Created by

Ernesto Gutiérrez

Used 16+ times

FREE Resource

8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 Resuelve para x
 log22(3x2)=1\log_{22}\left(\frac{3}{x^2}\right)=-1 

  x_1=\sqrt{82}\ ;\ \ \ \ \ \ \ \ x_2=-\sqrt{60} 

 x1=50 ;        x2=61x_1=\sqrt{50}\ ;\ \ \ \ \ \ \ \ x_2=-\sqrt{61} 

 x_1=\sqrt{66}\ ;\ \ \ \ \ \ \ \ x_2=-\sqrt{66}  

 x1=70 ;        x2=74x_1=\sqrt{70}\ ;\ \ \ \ \ \ \ \ x_2=-\sqrt{74} 

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Resuelve para x
 logx(38)=3\log_x\left(38\right)=3 

 x= 348x=\ ^3\sqrt{48} 

 x= 338x=\ ^3\sqrt{38} 

 x= 356x=\ ^3\sqrt{56} 

 x= 383x=^{\ 38}\sqrt{3} 

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Resuelve para x
 ln(x+3)=7\ln\left(x+3\right)=7 

 x=e74x=e^7-4 

 x=(2e)76x=\left(2e\right)^7-6 

 x=e73x=e^7-3 

 x=e74x=e^7-4 

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Resuelve para x
 e2x=2e^{2x}=2 

 x=ln(1)2x=\frac{\ln\left(1\right)}{2} 

 x=ln(2)2x=\frac{\ln\left(2\right)}{2} 

 x=ln(1)3x=\frac{\ln\left(1\right)}{3} 

 x=ln(4)2x=\frac{\ln\left(4\right)}{2} 

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Resuelve para x
 4+5(2(x1))=94+5\left(2^{\left(x-1\right)}\right)=9 

 x=1x=1 

 x=2x=2 

 x=3x=3 

 x=4x=4 

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Resuelve para x
 ln(x)=6+ln(7x)\ln\left(x\right)=6+\ln\left(7-x\right) 

 x=6e6e6+1x=\frac{6e^6}{e^6+1} 

 x=7(3e)6(2e)6+1x=\frac{7\left(3e\right)^6}{\left(2e\right)^6+1} 

 x=7e6e6+1x=\frac{7e^6}{e^6+1} 

 x=8(3e)6e6+1x=\frac{8\left(3e\right)^6}{e^6+1} 

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Resuelve para x
 log(x+1)=log(x9)+1\log\left(x+1\right)=\log\left(x-9\right)+1 

 x=929x=\frac{92}{9} 

 x=919x=\frac{91}{9} 

 x=829x=\frac{82}{9} 

 x=991x=\frac{9}{91} 

8.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Resuelve para x
 6(5(3x+1))+6=286\left(5^{\left(3x+1\right)}\right)+6=28 


x=\frac{\log_2\left(\frac{26}{3}\right)-4}{3} 
 

 x=\frac{\log_5\left(\frac{11}{3}\right)-1}{3} 

 x=log6(253)2x=\log_6\left(\frac{25}{3}\right)-2 

 x=log5(143)4x=\log_5\left(\frac{14}{3}\right)-4