Express each of the following in power notation:
( i ) `frac(25)(36)`
( ii ) `frac(-27)(64)`
( iii ) `frac(-32)(243)`
( iv ) `frac(-1)(128)`

Express each of the following in power notation: (i) (25)/(36) (ii) (-27)/(64) (iii) (-32)/(243)

Express each of the following as a rational number: ( i ) (frac(2)(3))^(3) ( ii ) (frac(-8)(5))^(3) ( iii ) (frac(-13)(11))^(2) ( iv ) (frac(1)(6))^(3) ( v ) (frac(-1)(2))^(5) ( vi ) (frac(-3)(4))^(4) ( vii ) (frac(-4)(7))^(3) ( viii ) (-1)^(9)

EXAMPLE 2. Express each of the following rational number in exponential from: ( i ) frac(81)(256) ( ii ) frac(-32)(243) ( iii ) frac(-1)(343)

Write each of the following in power notation: ( i ) frac(5)(7)xxfrac(5)(7)xxfrac(5)(7)xxfrac(5)(7) ( ii ) (frac(-4)(3)) xx (frac(-4)(3)) xx (frac(-4)(3)) xx (frac(-4)(3)) xx (frac(-4)(3)) ( iii ) (frac(-1)(6)) xx (frac(-1)(6)) xx (frac(-1)(6)) ( iv ) (-8) xx (-8) xx (-8) xx (-8) xx (-8)

Write each of the following rational number in standard form: (i) frac(35)(49) (ii) frac(8)(-36) (iii) frac(-27)(45) (iv) frac(-14)(-49) (v) frac(91)(-78) (vi) frac(-68)(119) (vii) frac(-87)(116) (viii) frac(299)(-161)

Express each of the following as a rational number: ( i ) 5^(-3) ( ii ) (-2)^(-5) ( iii ) (frac(1)(4))^(-4) ( iv ) (frac(-3)(4))^(-3) ( v ) (-3)^(-1) xx (frac(1)(3))^(-1) ( vi ) (frac(5)(7))^(-1) xx (frac(7)(4))^(-1) ( vii ) (5^(-1)-7^(-1))^(-1) ( viii ) {(frac(4)(3))^(-1)-(frac(1)(4))^(-1)}^(-1) ( ix ) {(frac(3)(2))^(-1) div (frac(-2)(5))^(-1)} ( x ) (frac(23)(25))^(@)

Express each of the following as a rational number: ( i ) 4^(-3) ( ii ) (-3)^(-5) ( iii ) (frac(1)(2))^(-4) ( iv ) (frac(-2)(5))^(-3)

Write down the numerator and the denominator of each the of the following rational numbers: (i) frac (8)(19) (ii) frac(5)(-8) (iii) frac(-13)(15) (iv) frac(-8)(-11) (v) 9

Write each of the following as a rational number with positive denominator. (i) frac(12)(-17) (ii) frac(1)(-2) (iii) frac(-8)(-19) (iv) frac(11)(-6)

Which of the following are negative rational number? (i) frac(-15)(-4) (ii) 0 (iii) frac(-5)(7) (iv) frac(4)(-9) (v) -6 (vi) frac(1)(-2)