Question

Help!!! 3 Algebra questions! Medal and fan to best answers!

http://tinypic.com/r/2w4jk8o/5

Answer 1

i8 cant do the first one cuz i didnt learn it yet but
i guess i gould solve the first two questions of the 2nd one

Answer 2

Ok that cool

Answer 3

*that's

Answer 4

matrices

Answer 5

15.a
in this one x should not be equal to 3 other wise the answer would come out to be indefinite
so the domain is all Real nos except 3
range is all real nos except 0
15.b
in this one x should not be lesser than 6 other wise the answer would be complex ie imaginary
so the domain is all numbers except nos less than 6
and the range is all positive real nos including 0


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Answer 6

multiply 3 on every entry for the second one

Answer 7

3A multiply 3 on the whole matrix of A

Answer 8

15b 15c all reals since there's no restriction... such as a variable in the denominator

Answer 9

15a x can't equal to -3

Answer 10

A + B matrix gotta find out if they have the same number of rows or columns otherwise you can't do it

Answer 11

@dan815 wanna check my calc 4 homework ^^

Answer 12

what is it

Answer 13

about exact equations and evaluate the integrals

Answer 14

I'll scan them since they are too lengthy to repeat

Answer 15

ok

Answer 16

one sec gotta prepare da scanna

Answer 17

I am determined to get my calc iv done :D

Answer 18

what is the question about

Answer 19

hold on I'm scanning -_-

Answer 20

k u do that while i pick my nose

Answer 21

eww ya

Answer 22

lol

Answer 23

while we're on it my armpit is red and it smells bad

Answer 24

OMGG

Answer 25

that was too much

Answer 26

nose picking is not so bad.. we all know everyone does it secrely

Answer 27

hey can I ask you a question. what happens if you get a new credit card in the mail? Does the old one not work anymore?

Answer 28

no it works

Answer 29

unless its from the same provider then they cancel it sometimes they dont even do that though

Answer 30

well some company took over the credit card department

Answer 31

and then my old credit card became useless as soon as i got the new one

Answer 32

my mom flipped out

Answer 33

why

Answer 34

because it doesn't expire until 2015...she thought it was still good, but when I used it, it never worked

Answer 35

Can we go back to solving the questions please?

Answer 36

see how ridiculous it is you have a card doesn't expire until 2015 and it is useless hey I already gave hints bro

Answer 37

oh i thought this question was long done

Answer 38

@TeddyShot did you understnad the answer i wrote?

Answer 39

are you on 14 or 15?

Answer 40

can't be -3 x.x

Answer 41

@croslali yeah I did. I just need help on 14 and 15c