If m=ax, n=ay and mynx=a2/z, then the value of xyz is: - Prothom Sir

m = a^{x}, n = a^{y} a n d m^{y} n^{x} = a^{2 / z}

, then the value of xyz is:

Created: 7 months ago | Updated: 2 months ago

None of these

Job Solution United Commercial Bank Ltd (UCB) United Commercial Bank Ltd - Officer - 13.08.2010 গণিত

366

Add Description

Best Description

m = a^x, n = a^y

and a² = (m^y.n^x)^z = m^yz.n^xz = (a^x)^yz.(a^y)^xz = a^xyz.a^xyz = a^2xyz

a^{2 =}a^2xyz
^{comparing the powers}

⇒ 2 = 2xyz

⇒ xyz = 1

1 year ago

0 0

বাগেরহাট

In a club 60% members are male and 70% members are graduates. Again, 50% of the graduate members are male. What percent of the club members are female and not graduate?

Created: 7 months ago | Updated: 2 months ago

৫%

১০%

15%

২০%

None of these

Job Solution United Commercial Bank Ltd (UCB) United Commercial Bank Ltd - Officer - 25.02.2011 গণিত

1837

Add Description

6 men or 8 women can do a work in 18 days. How many days will it require to complete the whole work if 3 men and 5 women work together?

Created: 7 months ago | Updated: 2 months ago

10 days

12 days

14 days

16 days

None of these

Job Solution United Commercial Bank Ltd (UCB) United Commercial Bank Ltd - Officer - 25.02.2011 গণিত

683

Add Description

In a cash box, there are equal numbers of 10 paisa, 25 paisa and 50 paisa coins. If the box contains Tk. 170 in total of the three coin denominations, then what is the number of 10 paisa coins?

Created: 7 months ago | Updated: 2 months ago

২০০

২০০০

None of these

Job Solution United Commercial Bank Ltd (UCB) United Commercial Bank Ltd - Officer - 25.02.2011 গণিত

1025

Add Description

Price of paper has increased by 20%. Approximately, what percent of the paper usage must be curtailed so that the expenditure for paper remains the same?

Created: 7 months ago | Updated: 2 months ago

8.66%

12.33%

16.66%

17.33%

None of these

Job Solution United Commercial Bank Ltd (UCB) United Commercial Bank Ltd - Officer - 25.02.2011 গণিত

761

Add Description

If ( $x^{2}$ -x+2)/2=4, then x could be equal to--

Created: 7 months ago | Updated: 2 months ago

-3

None of these

Job Solution United Commercial Bank Ltd (UCB) United Commercial Bank Ltd - Officer - 25.02.2011 গণিত

450

Add Description

Related Questions

In a club 60% members are male and 70% members are graduates. Again, 50% of the graduate members are male. What percent of the club members are female and not graduate?

6 men or 8 women can do a work in 18 days. How many days will it require to complete the whole work if 3 men and 5 women work together?

In a cash box, there are equal numbers of 10 paisa, 25 paisa and 50 paisa coins. If the box contains Tk. 170 in total of the three coin denominations, then what is the number of 10 paisa coins?

Price of paper has increased by 20%. Approximately, what percent of the paper usage must be curtailed so that the expenditure for paper remains the same?

If (x2-x+2)/2=4, then x could be equal to--

If ( $x^{2}$ -x+2)/2=4, then x could be equal to--