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Question Number 191077 Answers: 3 Comments: 2

a^→ ∙ b^(→) = 4 b^→ ∙ c^(→) = 5 7a^(→) = 4b^(→) + 2c^(→) Find: ∣c^(→) ∣ = ?

$$\overset{\rightarrow} {\mathrm{a}}\:\centerdot\:\overset{\rightarrow} {\mathrm{b}}\:=\:\mathrm{4} \\ $$$$\overset{\rightarrow} {\mathrm{b}}\:\centerdot\:\overset{\rightarrow} {\mathrm{c}}\:=\:\mathrm{5} \\ $$$$\overset{\rightarrow} {\mathrm{7a}}\:=\:\overset{\rightarrow} {\mathrm{4b}}\:+\:\overset{\rightarrow} {\mathrm{2c}}\:\: \\ $$$$\mathrm{Find}:\:\:\:\mid\overset{\rightarrow} {\mathrm{c}}\:\mid\:=\:? \\ $$

Question Number 191076 Answers: 1 Comments: 0

Question Number 191071 Answers: 0 Comments: 2

$$\: // \\ $$$$ \\ $$

Question Number 191069 Answers: 0 Comments: 1

both has same number of degrees, edges and vertices, i think the graph below are not isomorhic hos do i prove it?

$$ \\ $$$$\:{both}\:{has}\:{same}\:{number}\:{of}\:{degrees},\:{edges} \\ $$$$\:{and}\:{vertices},\:{i}\:{think}\:{the}\:{graph}\:{below}\:{are}\:{not} \\ $$$$\:{isomorhic}\:{hos}\:{do}\:{i}\:{prove}\:{it}? \\ $$$$ \\ $$

Question Number 191063 Answers: 0 Comments: 0

Question Number 191062 Answers: 1 Comments: 0

Question Number 191061 Answers: 0 Comments: 0

Question Number 191060 Answers: 1 Comments: 0

Question Number 191057 Answers: 0 Comments: 1

Question Number 191052 Answers: 1 Comments: 0

A particle Q is moving with constant velocity (−5i+3j)m/s. At time t=5sec , Q is at the same point with position vector (−i−5j)m. Find the distance of Q from the origin at time t=2sec

$${A}\:{particle}\:{Q}\:{is}\:{moving}\:{with}\:{constant} \\ $$$${velocity}\:\left(−\mathrm{5}{i}+\mathrm{3}{j}\right){m}/{s}.\:{At}\:{time}\: \\ $$$${t}=\mathrm{5}{sec}\:,\:{Q}\:{is}\:{at}\:{the}\:{same}\:{point}\:{with} \\ $$$${position}\:{vector}\:\left(−{i}−\mathrm{5}{j}\right){m}.\:{Find}\:{the} \\ $$$${distance}\:{of}\:{Q}\:{from}\:{the}\:{origin}\:{at}\: \\ $$$${time}\:{t}=\mathrm{2}{sec} \\ $$

Question Number 191049 Answers: 1 Comments: 1

Question Number 191041 Answers: 1 Comments: 2

Question Number 191030 Answers: 1 Comments: 0

Question Number 191028 Answers: 2 Comments: 0

Question Number 191027 Answers: 0 Comments: 0

Question Number 191025 Answers: 0 Comments: 1

Question Number 191024 Answers: 1 Comments: 0

Question Number 191022 Answers: 0 Comments: 1

Question Number 191019 Answers: 1 Comments: 0

1−((1−((1−(⋰/5))/5))/5) =?

$$\mathrm{1}−\frac{\mathrm{1}−\frac{\mathrm{1}−\frac{\iddots}{\mathrm{5}}}{\mathrm{5}}}{\mathrm{5}}\:\:=? \\ $$

Question Number 191009 Answers: 3 Comments: 0

Question Number 191007 Answers: 1 Comments: 1

which quantities is the preassure? scalar or vector?

$${which}\:{quantities}\:{is}\:{the}\:{preassure}? \\ $$$${scalar}\:\:{or}\:{vector}? \\ $$

Question Number 190998 Answers: 3 Comments: 6

Question Number 190996 Answers: 0 Comments: 0

If lim_(x→3) (((√(3x))−3)/( (√(2x−4))−(√2))) = A andlim_(x→3) (((√(3x))+x−6)/( (√(4x−8))+1−x)) = pA then p =?

$$\:\:\:\mathrm{If}\:\underset{{x}\rightarrow\mathrm{3}} {\mathrm{lim}}\:\frac{\sqrt{\mathrm{3x}}−\mathrm{3}}{\:\sqrt{\mathrm{2x}−\mathrm{4}}−\sqrt{\mathrm{2}}}\:=\:\mathrm{A} \\ $$$$\:\:\:\mathrm{and}\underset{{x}\rightarrow\mathrm{3}} {\mathrm{lim}}\:\frac{\sqrt{\mathrm{3x}}+\mathrm{x}−\mathrm{6}}{\:\sqrt{\mathrm{4x}−\mathrm{8}}+\mathrm{1}−\mathrm{x}}\:=\:\mathrm{pA} \\ $$$$\:\:\:\mathrm{then}\:\mathrm{p}\:=?\: \\ $$

Question Number 190993 Answers: 3 Comments: 0

sin^2 x ∙cos^2 x=?

$${sin}^{\mathrm{2}} {x}\:\centerdot{cos}^{\mathrm{2}} {x}=? \\ $$

Question Number 190987 Answers: 1 Comments: 0

Question Number 190985 Answers: 0 Comments: 0

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