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AllQuestion and Answers: Page 1602

Question Number 48396 Answers: 2 Comments: 2

Question Number 48388 Answers: 2 Comments: 1

Question Number 48384 Answers: 1 Comments: 1

Question Number 48374 Answers: 0 Comments: 0

Question Number 48368 Answers: 1 Comments: 0

Question Number 48367 Answers: 2 Comments: 0

Question Number 48366 Answers: 0 Comments: 3

Question Number 48361 Answers: 1 Comments: 1

Solve the equation cos^(−1) x+cos^(−1) ((x/2)+((√(3−3x^2 ))/2))=(π/3)

$$\mathrm{Solve}\:\mathrm{the}\:\mathrm{equation} \\ $$$$\mathrm{cos}^{−\mathrm{1}} \mathrm{x}+\mathrm{cos}^{−\mathrm{1}} \left(\frac{\mathrm{x}}{\mathrm{2}}+\frac{\sqrt{\mathrm{3}−\mathrm{3x}^{\mathrm{2}} }}{\mathrm{2}}\right)=\frac{\pi}{\mathrm{3}} \\ $$

Question Number 48360 Answers: 2 Comments: 1

calculate cos^4 ((π/8))+cos^4 (((3π)/8)) +cos^4 (((5π)/8)) +cos^4 (((7π)/8))

$${calculate}\:{cos}^{\mathrm{4}} \left(\frac{\pi}{\mathrm{8}}\right)+{cos}^{\mathrm{4}} \left(\frac{\mathrm{3}\pi}{\mathrm{8}}\right)\:+{cos}^{\mathrm{4}} \left(\frac{\mathrm{5}\pi}{\mathrm{8}}\right)\:+{cos}^{\mathrm{4}} \left(\frac{\mathrm{7}\pi}{\mathrm{8}}\right) \\ $$

Question Number 48359 Answers: 2 Comments: 0

Question Number 48341 Answers: 0 Comments: 0

Question Number 48338 Answers: 0 Comments: 6

Question Number 48324 Answers: 0 Comments: 6

Question Number 48322 Answers: 0 Comments: 0

Question Number 48321 Answers: 0 Comments: 1

Question Number 48310 Answers: 1 Comments: 0

Question Number 48307 Answers: 0 Comments: 2

f(x)=x^x^(x−1) [=x^((x^(x−1) )) ] it′s a funny one... f(1)=1 f(2)=2^2 f(3)=(3^3 )^3 f(4)=((4^4 )^4 )^4 f(5)=(((5^5 )^5 )^5 )^5 ... find f′(x)

$${f}\left({x}\right)={x}^{{x}^{{x}−\mathrm{1}} } \:\:\:\:\:\left[={x}^{\left({x}^{{x}−\mathrm{1}} \right)} \right] \\ $$$$\mathrm{it}'\mathrm{s}\:\mathrm{a}\:\mathrm{funny}\:\mathrm{one}... \\ $$$${f}\left(\mathrm{1}\right)=\mathrm{1} \\ $$$${f}\left(\mathrm{2}\right)=\mathrm{2}^{\mathrm{2}} \\ $$$${f}\left(\mathrm{3}\right)=\left(\mathrm{3}^{\mathrm{3}} \right)^{\mathrm{3}} \\ $$$${f}\left(\mathrm{4}\right)=\left(\left(\mathrm{4}^{\mathrm{4}} \right)^{\mathrm{4}} \right)^{\mathrm{4}} \\ $$$${f}\left(\mathrm{5}\right)=\left(\left(\left(\mathrm{5}^{\mathrm{5}} \right)^{\mathrm{5}} \right)^{\mathrm{5}} \right)^{\mathrm{5}} \\ $$$$... \\ $$$$\mathrm{find}\:{f}'\left({x}\right) \\ $$

Question Number 48306 Answers: 1 Comments: 0

x^2 +4x+1=9

$$\mathrm{x}^{\mathrm{2}} +\mathrm{4x}+\mathrm{1}=\mathrm{9} \\ $$

Question Number 48295 Answers: 1 Comments: 0

Question Number 48294 Answers: 2 Comments: 3

Question Number 48292 Answers: 0 Comments: 0

please can someone attept Q48187

$${please}\:{can}\:{someone}\:{attept}\:\:{Q}\mathrm{48187} \\ $$

Question Number 48291 Answers: 1 Comments: 1

Find the exact value of 0^0

$${Find}\:{the}\:{exact}\:{value}\:{of}\:\mathrm{0}^{\mathrm{0}} \\ $$

Question Number 48285 Answers: 1 Comments: 2

Question Number 48283 Answers: 1 Comments: 1

Question Number 48289 Answers: 0 Comments: 4

Evaluate ∫_0 ^1 ((Log(x))/(x^2 +2x+3)) dx

$${Evaluate}\:\underset{\mathrm{0}} {\overset{\mathrm{1}} {\int}}\frac{{Log}\left({x}\right)}{{x}^{\mathrm{2}} +\mathrm{2}{x}+\mathrm{3}}\:{dx} \\ $$

Question Number 48272 Answers: 0 Comments: 1

z^5 =32 find all root z

$$\mathrm{z}^{\mathrm{5}} =\mathrm{32} \\ $$$$\mathrm{find}\:\mathrm{all}\:{root}\:{z} \\ $$

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