# Solve 16^a = 0.25

**Dongreat**Lv3: Senior Member- Posts : 74 Posts Liked : 37

Solve 16^a = 0.25

Show workings thanks

Show workings thanks

**Coded**Lv3: Senior Member- State : Nigeria

Posts : 61 Posts Liked : 53

**16**

^{a}= 0.25**16**

^{a}= 0.25/100**when 5 divides into 25 and 100 respectively we would have**

**16**

^{a}= 1/4**16**

^{a}= 4^{-1}**4**

^{2a}= 4^{-1}**divide both sides by 4**

**2a= -1**

**a=-1/2**

**Chidimma**Lv4: Born Poster- Posts : 126 Posts Liked : 51

Which kind of maths be this

**Deyongs**Lv4: Born Poster- Posts : 109 Posts Liked : 28

Very cool maths

**Ashawo**Lv3: Senior Member- State : Kaduna

Posts : 62 Posts Liked : 20

See this one why u no wan solve yours?@Paradise2 wrote:@Coded wrote:16^{a}= 0.2516^{a}= 0.25/100when 5 divides into 25 and 100 respectively we would have16^{a}= 1/416^{a}= 4^{-1}4^{2a}= 4^{-1}divide both sides by 42a= -1a=-1/2

You tried

**Paradise**Administrator- Gender : Male

State : Ebonyi

Posts : 854 Posts Liked : 294

@Ashawo wrote:See this one why u no wan solve yours?@Paradise2 wrote:@Coded wrote:16^{a}= 0.2516^{a}= 0.25/100when 5 divides into 25 and 100 respectively we would have16^{a}= 1/416^{a}= 4^{-1}4^{2a}= 4^{-1}divide both sides by 42a= -1a=-1/2

You tried

Reaaly

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