Algebra

Question 1

x^-a =

Answer 1

1/x^a

Question 2

(x^a)(x^b) =

Answer 2

x^(a+b)

Question 3

(x^a) / (x^b) =

Answer 3

x^(a-b) = 1/x^(b-a)

Question 4

(x^a)(y^a) =

(x^a)(y^b) does not equal

Answer 4

(xy) ^a

xy) ^(a+b

Question 5

(x/y)^a =

Answer 5

(x^a) / (y^a)

Question 6

(x^a)^b =

(x^a)^b =

Answer 6

x^ab

x^a)(x^b

Question 7

(-x)^2 does not equal -x^2

(-x)^2 =

Answer 7

x^2

Question 8

(x+y)^a does not equal x^a + y^a

Answer 8

it will be foiled however many times a is and will contain terms like 2xy/axy

Question 9

square root of (x^2 +y^2) does not equal

Answer 9

x + y

Question 10

a/(x+y) does not equal
but
(x+y) / a =

Answer 10

a/x + a/y

x/a + y/a