(9x-18)=162 it’s very simple
I got 9/2,-3/4. hope it helps
n ∈ natural even numbers
Step-by-step explanation:
1 + 3 + 5 + 7 + … + (2n-1)
sum of the first n terms :
Sₙ = n/2(a + Uₙ)
Sₙ = n/2(1 + 2n - 1)
Sₙ = n/2(2n)
Sₙ = n²
∴ so, the solution of n is all natural even numbers
64-25=39
All the square numbers are 1,4,9,16,25,36,49,64,81,100
Answer:
The bank charged 56 dollars in interest
