((7)/(2)-:(5)/(2)times(3)/(2))/((7)/(2)+(5)/(2)" of "(3)/(2))-:5.25

Simplify ((7)/(2)-:(5)/(2)xx(3)/(2))/((7)/(2)-:(5)/(2)" of "(3)/(2))-:(15)/(14)

Simplify: ((7)/(2)-:(5)/(2)xx(3)/(2))/((7)/(2)-:(5)/(2)backslash of(3)/(2))-:5.25

-(2)/(3)times(3)/(5)+(5)/(2)-(3)/(5)times(7)/(6)

(2)/(5)times((-3)/(7))-(1)/(6)times(3)/(2)+(1)/(14)times(2)/(5)

(2)/(5)times(-(3)/(7))-(1)/(6)times(3)/(2)+(1)/(14)times(2)/(5)

(3/2 xx (-7)/4) - ((-5)/2 xx 3/4)

Find n if : a. ((4)/(49))^(5)xx((4)/(49))^(n-3)=((2)/(7))^(16) b. ((5)/(7))^(12)xx[((7)/(5))^(2)]^(8)=((7)/(5))^(2n-6) c. ((9)/(25))^(4)xx((9)/(25))^(n)=((3)/(5))^(12) d. ((3)/(5))^(20)xx[((5)/(3))^(3)]^(6)=((3)/(5))^(3n-13)

Evaluate : ((6)/(7))^(2)times((6)/(5))^(-3)times((7)/(5))^(2)

[((-2)/(-3))times(1)/(5)]times((-2)/(7))=((-2)/(-3))times[(1)/(5)times((-2)/(7))]