![derick263](/avatars/24816.jpg)
derick263
09.09.2020 •
Mathematics
Apply elimination to the 3 by 4 augmented matrix [A b]. How do you know this system has no solution? Then change the last number from "7" to "6", show there is a solution.
Solved
Show answers
More tips
- S Style and Beauty How to Make Your Lips Fuller? Ideas and Tips for Beautiful Lips...
- S Style and Beauty How are artificial nails removed?...
- F Family and Home How to Sew Curtain Tapes: Best Tips from Professionals...
- H Horoscopes, Magic, Divination How to Cast a Love Spell on a Guy? Guide for Guys...
- F Family and Home How to Properly Use a Water Level?...
- L Legal consultation What Documents Are Required for a Russian Passport?...
- H Health and Medicine How to Treat Styes: Causes, Symptoms, and Home Remedies...
- F Family and Home Protect Your Home or Apartment from Pesky Ants...
- T Travel and tourism Lost in the Catacombs: What to Do?...
- C Computers and Internet Make Easy Accessible Screenshots on iPad in Just a Few Minutes...
Answers on questions: Mathematics
- M Mathematics Anyone know the answer?...
- M Mathematics Let m = 2x + 3. Which equation is equivalent to (2x + 3)^2 14x - 21 = -6 in terms of m?...
- M Mathematics If sin(x)=2/5 and tan(x) 0 what is sin(2x)...
- M Mathematics What is the measure of xyz...
- M Mathematics 2. Mr. Kelly and Mr. Sullivan are riding bikes on two different streets both approaching the same intersection. They are going to inverge at right angles to each other. Relate...
- M Mathematics x−4y=−4 Determine the x- and y-intercepts for the equation given in standard form. Give your answers as integers....
- M Mathematics Given f(x) = -x + 3, find f(-2)...
- M Mathematics A huge donkey and a very powerful and giant horse were carrying some bales of cloth. The donkey said to the horse, If you give me one of your bales, I shall carry as half as...
- M Mathematics When Caleb moved into a new house, he planted two trees in his backyard. At the time of planting, Tree A was 37 inches tall and Tree B was 16 inches tall. Each year thereafter,...
- M Mathematics A child is hopping along a sidewalk. The ratio table below shows the comparison between the number of hops and the distance traveled. Hopping Number of hops Distance traveled...
Ответ:
7. f⁻⁻¹(x)=x-3 11. f⁻⁻¹(x)= 2x/(1-x)
Step-by-step explanation:
to find the inverse of an expression:
1. change f(x) to y.
2. switch the x and y values.
3. solve to find y.
So
7.) f(x)=x+3 11.) f(x)= x/(x+2)
y=x+3 y=x/(x+2)
x=y+3 x=y/(y+2)
f⁻⁻¹(x)=x-3 f⁻⁻¹(x)= 2x/(1-x)