Answer:
1/3 or 3/6 they are the same thing
Step-by-step explanation:
Answer:
I dont really understand the question but I think its -7.
Numerical, subtraction, s
Answer:
x=+/-3
Step-by-step explanation:
x^4-5x^2-36=0
factor
(x^2-9)(x^2+4)=0
split into 2 equations because one of these terms will need to equal zero for the eqation to be true
x^2-9=0 x^2+4=0
x^2=9 x^2=-4
x=+/-3 no real numbers
