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Question Number 48897 Answers: 2 Comments: 0

find the highest power of 5 contained in158!

$${find}\:{the}\:{highest}\:{power}\:{of}\:\mathrm{5}\:{contained}\:{in}\mathrm{158}!\:\: \\ $$

Question Number 48884 Answers: 1 Comments: 0

find last digit of 1!+2!+3!+4!+...+23! and 1!+2!+3!+...+134!

$${find}\:{last}\:{digit}\:{of} \\ $$$$\mathrm{1}!+\mathrm{2}!+\mathrm{3}!+\mathrm{4}!+...+\mathrm{23}! \\ $$$${and}\:\mathrm{1}!+\mathrm{2}!+\mathrm{3}!+...+\mathrm{134}! \\ $$

Question Number 48879 Answers: 0 Comments: 7

Question Number 48877 Answers: 1 Comments: 1

Question Number 48874 Answers: 2 Comments: 1

Question Number 48872 Answers: 0 Comments: 1

Question Number 48871 Answers: 3 Comments: 1

Question Number 48869 Answers: 1 Comments: 3

Question Number 48852 Answers: 1 Comments: 0

A polygon of nine sides each of length 2 is inscribed in a circle,the radius of the circle ans:cosec 20

$$\mathrm{A}\:\mathrm{polygon}\:\mathrm{of}\:\mathrm{nine}\:\mathrm{sides}\:\mathrm{each}\:\mathrm{of}\:\mathrm{length}\:\mathrm{2} \\ $$$$\mathrm{is}\:\mathrm{inscribed}\:\mathrm{in}\:\mathrm{a}\:\mathrm{circle},\mathrm{the}\:\mathrm{radius}\:\mathrm{of}\:\mathrm{the}\: \\ $$$$\mathrm{circle} \\ $$$$\mathrm{ans}:\mathrm{cosec}\:\mathrm{20} \\ $$

Question Number 48851 Answers: 1 Comments: 9

the total no of solution of sin{x}=cos{x} where{x} denotes fractional part of x in [o 2π]is equal to ans:6

$$\mathrm{the}\:\mathrm{total}\:\mathrm{no}\:\mathrm{of}\:\mathrm{solution}\:\mathrm{of}\:\mathrm{sin}\left\{\mathrm{x}\right\}=\mathrm{cos}\left\{\mathrm{x}\right\} \\ $$$$\mathrm{where}\left\{\mathrm{x}\right\}\:\mathrm{denotes}\:\mathrm{fractional}\:\mathrm{part}\:\mathrm{of}\:\mathrm{x}\:\mathrm{in} \\ $$$$\left[\mathrm{o}\:\mathrm{2}\pi\right]\mathrm{is}\:\mathrm{equal}\:\mathrm{to} \\ $$$$\mathrm{ans}:\mathrm{6} \\ $$

Question Number 48846 Answers: 0 Comments: 1

Question Number 48845 Answers: 1 Comments: 1

Question Number 48843 Answers: 0 Comments: 0

Question Number 48841 Answers: 0 Comments: 0

thanks sir

$${thanks}\:{sir} \\ $$$$ \\ $$

Question Number 48849 Answers: 1 Comments: 0

in (0 π)the number of solutions of the equation tanθ+tan2θ+tan3θ=tanθtan2θtan3θ is ans:2

$$\mathrm{in}\:\left(\mathrm{0}\:\pi\right)\mathrm{the}\:\mathrm{number}\:\mathrm{of}\:\mathrm{solutions}\:\mathrm{of}\:\mathrm{the} \\ $$$$\mathrm{equation}\:\mathrm{tan}\theta+\mathrm{tan2}\theta+\mathrm{tan3}\theta=\mathrm{tan}\theta\mathrm{tan2}\theta\mathrm{tan3}\theta \\ $$$$\mathrm{is} \\ $$$$\mathrm{ans}:\mathrm{2} \\ $$

Question Number 48837 Answers: 1 Comments: 0

0.25(×+2)=0.5(2×−1)

$$\mathrm{0}.\mathrm{25}\left(×+\mathrm{2}\right)=\mathrm{0}.\mathrm{5}\left(\mathrm{2}×−\mathrm{1}\right) \\ $$

Question Number 48833 Answers: 1 Comments: 4

Question Number 48830 Answers: 1 Comments: 0

10((47)/(60))−(8(1/5)−5(2/3))×(5/8) sir could you help me

$$\mathrm{10}\frac{\mathrm{47}}{\mathrm{60}}−\left(\mathrm{8}\frac{\mathrm{1}}{\mathrm{5}}−\mathrm{5}\frac{\mathrm{2}}{\mathrm{3}}\right)×\frac{\mathrm{5}}{\mathrm{8}}\:\:\:\:{sir}\:{could}\:{you}\:{help}\:{me} \\ $$$$ \\ $$

Question Number 48829 Answers: 0 Comments: 3

lim_(x→0) ((∫1^x [t^2 (e^(1/t) −1)−t]dt)/(x^2 ln (1+1/x)))

$$\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\frac{\int\mathrm{1}^{{x}} \left[{t}^{\mathrm{2}} \left({e}^{\mathrm{1}/{t}} −\mathrm{1}\right)−{t}\right]{dt}}{{x}^{\mathrm{2}} \mathrm{ln}\:\left(\mathrm{1}+\mathrm{1}/{x}\right)} \\ $$

Question Number 48826 Answers: 1 Comments: 0

2(5/7) 380 8(3/7) × plz help me

$$\mathrm{2}\frac{\mathrm{5}}{\mathrm{7}}\:\:\:\:\:\:\:\:\:\:\:\mathrm{380} \\ $$$$\mathrm{8}\frac{\mathrm{3}}{\mathrm{7}}\:\:\:\:\:\:\:\:\:\:\:\:\:×\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:{plz}\:{help}\:{me} \\ $$$$ \\ $$$$ \\ $$

Question Number 48823 Answers: 1 Comments: 3

Question Number 48815 Answers: 0 Comments: 7

who red marked ...better you come forwaed and say...it is better to show the way rather become cynic... better you solve your self and show the results rather pointing fingure to others...

$${who}\:{red}\:{marked}\:...{better}\:{you}\:{come}\:{forwaed} \\ $$$${and}\:{say}...{it}\:{is}\:{better}\:{to}\:{show}\:{the}\:{way}\:{rather}\:{become} \\ $$$${cynic}... \\ $$$${better}\:{you}\:{solve}\:{your}\:{self}\:{and}\:{show}\:{the}\:{results} \\ $$$${rather}\:{pointing}\:{fingure}\:{to}\:{others}... \\ $$$$ \\ $$

Question Number 48795 Answers: 1 Comments: 1

Find the sum: ^(30) C_0 .5^(100) −^(30) C_1 .5^(98) .3^3 +^(30) C_2 .5^(96) .3^6 − ...=?

$${Find}\:{the}\:{sum}: \\ $$$$\:^{\mathrm{30}} {C}_{\mathrm{0}} .\mathrm{5}^{\mathrm{100}} −^{\mathrm{30}} {C}_{\mathrm{1}} .\mathrm{5}^{\mathrm{98}} .\mathrm{3}^{\mathrm{3}} +^{\mathrm{30}} {C}_{\mathrm{2}} .\mathrm{5}^{\mathrm{96}} .\mathrm{3}^{\mathrm{6}} −\:...=? \\ $$

Question Number 48777 Answers: 0 Comments: 13

Question Number 48769 Answers: 1 Comments: 0

Question Number 48763 Answers: 2 Comments: 1

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