49.2-7.8
Draw a number line and plot 1 and 1 fifth + 6 fifths,
transform decimal 150 whit base 5
x-y=1
y-2x=3
1/2 times 2 2 times =
lim x cube/(x+1)squared X approaching -1
f y= e^tan-1 x prove that (1+x^2)yn+2 +[(n+1)x-1]yn+1 +n(n+1) yn =0
1,8,35,156,___
121 divided by 44
20000\left(1+x\right)^{20}+3800\left(\frac{\left(1+x\right)^{20}-1}{x}\right)+2000=0
