Question

Solve Pls Help
0=80p^2-125

Answer 1

solve for p^2 first.

Answer 2

ok...?

Answer 3

p^2 = ?
give it in fraction form.

Answer 4

Idk?

Answer 5

start with your equation and add 125 to both sides of the = sign

Answer 6

Ok

Answer 7

125 = 80p^2...
now divide both sides by 80.. so you'll end up with 125/80. this is p^2. can you reduce the fraction?

Answer 8

Still having trouble understanding, but Continue

Answer 9

125/80 = p^2 . reducing the fraction on the left side, you'll end up with 25/16. so your equation is now
25/16 = p^2

Answer 10

Ok

Answer 11

wait then you square it, right?

Answer 12

So it will be +-5/4 right?

Answer 13

no, take the square root of 25/16

Answer 14

ok, that's what you meant. be careful of the terms because squaring means something totally different from square root"ing"

Answer 15

Ok thanks :)

Answer 16

np