exam Maths Puzzle Numerical Ability

how could I find general term in sequence not for (arthematic or geometric only) thank you

Read Solution (Total 0)

exam Other Question

what is the solution set for the system


9x-12y=1 and -3x+4y=27
Hello, I worked this problem and only got half credit.
How can I work this as a systems of equations
x^2+y^2=25
5=x+y
This is what I did
x=5-y
(y-5)^2+y^2=25
2y-y^2-25=0