arctg(x+1/5)= -pi/4
Encuentre dos numeros que sumen 24 y tengan el mayor producto posible.
5p-2d=6
7p+4d=22
derive the root of 2x^2-2(x^2-1)^0.5
-2p - q = 4
(1/2)p + q = 1/2
You have $4,500 on a credit card that charges a 12% interest rate. If you want to pay off the credit card in 4 years, how much will you need to pay each month (assuming you don't charge anything new to the card)?$...
y=2x-1
3x-4y=1
x(x+4)=157
Suponha f : ℝ → ℝ derivável e considere a função dada por y = x^
2 f (x^2 + 1).
make y the subject; 2a=x(2y+z)