float(3*(sqrt(20)))
13.416407864998739
float(6*(sqrt(5)))
13.416407864998739
float(1/pi)
0.3183098861837907
(1/pi).n(digits=4)
0.3183
RR(sqrt(2)*pi)
4.44288293815837
(sqrt(2)*pi).n(digits=5)
4.4429
RR((10)^(1/3))
2.15443469003188
((10)^(1/3)).n(digits=5)
2.1544
RR(1/((15)^(1/5)))
0.581810759152688
(1/((15)^(1/5))).n(digits=4)
0.5818
float(tan((5*pi)/12))
3.732050807568877
(tan((5*pi)/12)).n(digits=5)
3.7320
x-1/2
x - 1/2
(x-1)/2
1/2*x - 1/2
(2/(3*x))-sqrt(5)
-sqrt(5) + 2/3/x

x^2-7*x+3
x^2 - 7*x + 3
abs(x^2-7*x+3)
abs(x^2 - 7*x + 3)
((x)^(1/3))+1
x^(1/3) + 1
tan(x)*sin(x+(pi/4))
sin(1/4*pi + x)*tan(x)
cot(x)+cos((3*pi*x)/2)
cos(3/2*pi*x) + cot(x)
float((3/8+3/4-0.411)/0.59)
1.2101694915254237
((3/8+3/4-0.411)/0.59).n(digits=5)
1.2102
float(0.5*(5*((40)^(1/3))-10))
3.5498797333834844
(0.5*(5*((40)^(1/3))-10)).n(digits=5)
3.5499
float(((6*(8/15))-1.35))/((2*(4/5))+0.2))
Error in lines 0-1 Traceback (most recent call last): File "/cocalc/lib/python2.7/site-packages/smc_sagews/sage_server.py", line 1013, in execute exec compile(block+'\n', '', 'single') in namespace, locals File "<string>", line 1 float(((Integer(6)*(Integer(8)/Integer(15)))-RealNumber('1.35')))/((Integer(2)*(Integer(4)/Integer(5)))+RealNumber('0.2'))) ^ SyntaxError: invalid syntax
d(a)=sin(a)
d(0)

0
d(a)=cos(a)
d(pi/6)

1/2*sqrt(3)
d(a)=tan(a)
d(pi/4)
1
d(a)=cot(a)
d(pi)
Infinity
d(a)=sin(a)
d(pi/6)
1/2
d(a)=sin(a)
d(pi/4)
1/2*sqrt(2)
d(a)=sin(a)
d(pi/3)
1/2*sqrt(3)

d(a)=sin(a)
d(pi/2)
1
d(a)=sin(a)
d(pi)
0
d(a)=sin(a)
d(3*pi/2)
-1
d(a)=cos(a)
d(0)
1
d(a)=cos(a)
d(pi/4)
1/2*sqrt(2)
d(a)=cos(a)
d(pi/3)
1/2
d(a)=cos(a)
d(pi/2)
0
d(a)=cos(a)
d(pi)
-1
d(a)=cos(a)
d(3*pi/2)
0
d(a)=tan(a)
d(0)
0
d(a)=tan(a)
d(pi/6)
1/3*sqrt(3)
d(a)=tan(a)
d(pi/4)
1
d(a)=tan(a)
d(pi/3)
sqrt(3)
d(a)=tan(a)
d(pi/2)
Infinity
d(a)=tan(a)
d(pi)
0
d(a)=tan(a)
d(3*pi/2)
Infinity
d(d)=(12-abs(d))^(1/3)
d(-3)
9^(1/3)
d(d)=(12-abs(d))^(1/3)
d(3)
9^(1/3)
d(d)=(12-abs(d))^(1/3)
d(20)
2*(-1)^(1/3)

((10/3)*5)/(7/3)
50/7
RR(50/7)
7.14285714285714
((14/3)*5.5)/(7/2)
7.33333333333333
((23/7)*2.4)/(3/2)
5.25714285714286
((21/4)*0.2)/(7/3)
0.450000000000000
RR(sin(35))
-0.428182669496151
float(cos(35))
-0.9036922050915067

RR(tan(35))
0.473814720414451
float(cot(35))
2.1105296161446585
d(x)=x+x^3
d(1)
2
d(x)=x+x^3
d(-1)
-2
d(x)=x+(1/(x^2))
d(1)
2
d(x)=x+(1/(x^2))
d(-1)
0
#функція ні парна, ні непарна.
d(x)=((1-x)^2+(1+x)^2)^(1/3)
d(1)
4^(1/3)
d(x)=((1-x)^2+(1+x)^2)^(1/3)
d(-1)
4^(1/3)
d(x)=(x^2)*cos(5*x)
d(1)
cos(5)
d(x)=(x^2)*cos(5*x)
d(1)
cos(5)
RR(cos(5))
0.283662185463226
(12.3*sin(28.2))/(sin(49.4))
-1.19970481158029

6a34bd6c-af41-40b5-84c2-d1a7fd9881a1