1,3,5 are there first three term of the first differences of a quadratic equation. the 7th term of the quadratic sequence is 35​

2n-1

Step-by-step explanation:

Not sure what you needed but here is the nth term.

it's equivalent, so we can say that its equal.

let's call the denominator x and the numerador is 18 less then denominator, x - 18.

multiply

2.x = 5.(x - 18)

2x = 5x - 90

90 = 5x - 2x

90 = 3x

x = 90/3

x = 30

so:

probably the last option

step-by-step explanation: