49x^2 - 9 = 0
As there is no x term, we can pretty much guess we have a situation where we factlrise by something known aa difference of two squares, so to factorise it:
49 = 7^2
9 = 3^2
x^2 = (x)^2
so...
(7x - 3)(7x + 3) = 0
7x - 3 = 0 7x + 3 = 0
x = 3/7 x = -3/7
“ negation “ would be used
Answer: IDK im here for the points
Step-by-step explanation: Srry bud
Answer:
6 and 48
Step-by-step explanation:
when t=1, the expression is 6
when t=4, the expression is 48
:)