Question

(14x^2y^2+4y^4)-(-14x^4-7x^2y^2+4y^4) Solve with steps please.

Answer 1

so combine the 2 (14x^2y^2+4y^4)+(14x^4+7x^2y^2-4y^4)

Answer 2

i don't understand

Answer 3

well first you would distribute the - to (-14x^4-7x^2y^2+4y^4) to give you (14x^4+7x^2y^2-4y^4)

Answer 4

ah, i don't get this one :/

Answer 5

you basically change all the signs?

Answer 6

yes

Answer 7

have you learned properties?

Answer 8

also is there supposed to be a sign here

Answer 9

i always have trouble with properties.. can you explain to me this problem step by step cause i feel confused

Answer 10

if you can

Answer 11

is there a supposed to be a sign there or not?

Answer 12

first step

Answer 13

second step

Answer 14

add like terms to get 14 x^4+21 x^2 y^2

Answer 15

thank you so much

Answer 16

anytime :)