Question

hi i need help with these questions on MIXED EXPRESSIONS AND COMPLEX FRACTIONS i have the question in links
1. https://media.glynlyon.com/g_alg02_2012/5/271.gif
a) a+3
b) 1
c) -1 / a+3

2. https://media.glynlyon.com/g_alg02_2012/5/276.gif
a) a-b
b) a - b / a
c) 0

3. https://media.glynlyon.com/g_alg02_2012/5/272.gif
a) 0
b) 1
c) x + y / x - y

4. https://media.glynlyon.com/g_alg02_2012/5/260.gif
a) a+1
b) a + 1 / a^2
c) a^3 + 1 / a^2

5. https://media.glynlyon.com/g_alg02_2012/5/258.gif
a) xy / x + y
b) 2x^2 + xy / x + y
c) -x^2 / x + y

6.https://media.glynlyon.com/g_alg02_2012/5/254.gif
a) 187 / 25
b) 109 / 25
c) 384 / 25

7. https://media.glynlyon.com/g_alg02_2012/5/270.gif
a) y / x
b) x / y
c) xy

8. https://media.glynlyon.com/g_alg02_2012/5/259.gif
a) 1 / m
b) 2m - 1 / m
c) 2m^2 - 1 / m

9. https://media.glynlyon.com/g_alg02_2012/5/255%20copy.gif
a) x + 1 / x
b) x^2 + 1 / x
c) 2x + 1 / x

10. https://media.glynlyon.com/g_alg02_2012/5/263.gif
a) x^2 - 2xy + y^2 / x^2 + 4xy + 4y^2
b) x^2 + 18xy + 15y / x^2 + 4xy +4y^2
c) -1 / 4

Answer 1

the first one is b) =1. I don't think it's hard for you. try to figure out why I say so. you can do it, right?

Answer 2

im having trouble with this section

Answer 3

why? just formulae. if you cannot remember them. put them in the front of your eyes and practice. I believe that just after 3 times, you remember them as if it is your name.

Answer 4

ok, i do the first one with you, the leftover is your duty, is it ok?

Answer 5

can you help me with 4 & 10

Answer 6

let me see it first, take a while, can you wait?

Answer 7

yes

Answer 8

4)is c

Answer 9

10) is a

Answer 10

thanks so much.. you mind being my tutor just kidding

Answer 11

can you help me with 2 &3