((1)/(2))^(-5)

The sum of the infinite series 1+(1+(1)/(5))((1)/(2))+(1+(1)/(5)+(1)/(5^(2)))((1)/(2^(2)))+

(2^(-1)-:5^(-1))^(2)xx((-5)/(8))^(-1)

The value of 4(2)/(5) div { (1(1)/(2)-3(1)/(5)) 3(2)/(5) +(2(1)/(5) div 1(1)/(2) + 4(2)/(5)) +(1)/(2)} is :

What is the value of ((1)/(2)+isqrt(5))((1)/(2)-isqrt(5)) ?

Simplify : (2^(-1)-:5^(-1))^2x\ ((-5)/8)^(-1)

Simplify : (2^(-1)-:5^(-1))^2xx\ ((-5)/8)^(-1)

On the ellipse 4x^(2)+9y^(2)=1, the points at which the tangents are parallel to the line 8x=9y are ((2)/(5),(1)/(5))( b ) (-(2)/(5),(1)/(5))(-(2)/(5),-(1)/(5))( d) ((2)/(5),-(1)/(5))

Simplify the following (sqrt(2)+1)^(5) +(sqrt(2)-1)^(5)

Show that, (1+5^(-1))(1+5^(-2))(1+5^(-4))(1+5^(-8))"....."(1+5^(-2n))= (5)/(4)(1-5^(-2(n+1))) .