4+(7)/(8)

If y=x/(x+1)+(x+1)/(x) , then (d^(2)y)/(dx^(2)) at x = 1 is equal to a) 7/(4) b) 7/(8) c) 1/(4) d) (-7)/(8)

3(4)/(7)+4(5)/(8)=

Evaluate the following: (4)/(3)+(7)/(8)

(3)/(4)x+4x=(7)/(8)+6x-6

Show that (4)/(7)times((-2)/(8)+(3)/(4))=(4)/(7)times(-2)/(8)+(4)/(7)times(3)/(4)

Comparison of ratios (4)/(9), 7/8

Find (1)/(4)-(5)/(4.8)+(5.7)/(4.8.12)-…....=

(1)/(4)-(5)/(4.8)+(5.7)/(4.8.12)-…....=

1+(1)/(4)+(1.4)/(4.8)+(1.4.7)/(4.8.12)+….=

1+((1)/(4))+((1*3)/(4*8))+((1*4*7)/(4*8*12))+...=