Question and Answers Forum

All Questions   Topic List

AllQuestion and Answers: Page 1326

Question Number 73572    Answers: 0   Comments: 1

determine wether or not the function f,where f(x) = { ((2x + 1, 0≤ x <2)),((7−x, 2 ≤ x < 4)),((((3x)/4) , 4 ≤ x < 6)) :} is continuous in the interval [0,6[

determinewetherornotthefunctionf,wheref(x)={2x+1,0x<27x,2x<43x4,4x<6iscontinuousintheinterval[0,6[

Question Number 73570    Answers: 0   Comments: 1

f : x → { ((1 + x, if x<1)),((2x−1,if x>1)) :} investigate the existence and non existence of the limit of f at the point x =1

f:x{1+x,ifx<12x1,ifx>1investigatetheexistenceandnonexistenceofthelimitoffatthepointx=1

Question Number 73569    Answers: 0   Comments: 2

let f(x) = ((tanx)/(tan2x)) . Find the points of discontinuity of f on [0,2π] and determine wether each duscontinuity is a point discontinuity,a jump discontinuity,or a vertical asymtote

letf(x)=tanxtan2x.Findthepointsofdiscontinuityoffon[0,2π]anddeterminewethereachduscontinuityisapointdiscontinuity,ajumpdiscontinuity,oraverticalasymtote

Question Number 73567    Answers: 0   Comments: 2

Determine the value of a and b fir which the function f,defined by f(x) = { ((−2sinx, x < −(π/2))),((asinx + b,−(π/2) ≤ x < (π/2))),((cosx, x > (π/2))) :} is continouos

Determinethevalueofaandbfirwhichthefunctionf,definedbyf(x)={2sinx,x<π2asinx+b,π2x<π2cosx,x>π2iscontinouos

Question Number 73566    Answers: 0   Comments: 3

show that f(x) = ∣x∣ is not differentiable at x=0, where ∣x∣ denotes he absolute value function

showthatf(x)=xisnotdifferentiableatx=0,wherexdenotesheabsolutevaluefunction

Question Number 73565    Answers: 0   Comments: 2

investigate the continuity of f ,given by f: x → { ((1−x, if x<1)),((0,if x =1)),((x^2 −3x + 2,if x >1)) :} at the point x =1

investigatethecontinuityoff,givenbyf:x{1x,ifx<10,ifx=1x23x+2,ifx>1atthepointx=1

Question Number 73561    Answers: 1   Comments: 0

find the value of λ for which f : x → { ((2λ − x, if x < 1)),((λ^2 + x −1, if x > 1)) :} has a limit as x→ 1

findthevalueofλforwhichf:x{2λx,ifx<1λ2+x1,ifx>1hasalimitasx1

Question Number 73560    Answers: 1   Comments: 1

prove that (1−itanθ)/(i+cotθ)=itanθ pleas sir help me?

provethat(1itanθ)/(i+cotθ)=itanθpleassirhelpme?

Question Number 73555    Answers: 1   Comments: 4

find a) Lim_(x→−∞) ((ln(1+e^x ))/e^x ) b) lim_(x→+∞) ((√(x^2 + 3x)) −x) c) lim_(x→0) (√x) ln(sinx) d) lim_(x→+∞) ((e^(2x+1) −e^x )/(x^2 −x−1)) e) lim_(x→−∞) [(√(1−xe^x )) ]

finda)Limxln(1+ex)exb)limx+(x2+3xx)c)limx0xln(sinx)d)limx+e2x+1exx2x1e)limx[1xex]

Question Number 73553    Answers: 1   Comments: 0

give: a,b,c>0 if a∣b and b∣c prove : a∣c

give:a,b,c>0ifabandbcprove:ac

Question Number 73552    Answers: 1   Comments: 1

evaluate Lim_(x→+∞) xln (((x+1)/x))

evaluateLimx+xln(x+1x)

Question Number 73551    Answers: 1   Comments: 0

how many divisors does 38500 have?

howmanydivisorsdoes38500have?

Question Number 73550    Answers: 0   Comments: 0

solve 87x ≡ 3 (mod 5) and 55x ≡ 35 (mod 75)

solve87x3(mod5)and55x35(mod75)

Question Number 73545    Answers: 1   Comments: 2

evaluate ∫lnx dx

evaluatelnxdx

Question Number 73544    Answers: 1   Comments: 0

expressf(θ)= 8cosθ −15sinθ in the form rcos(θ + α), where r>0 and α is a positive acute angle hence find the general solution of the equation 80cos θ −150sinθ = 13 the maximum and minimum value of (5/(f(θ) + 3))

expressf(θ)=8cosθ15sinθintheformrcos(θ+α),wherer>0andαisapositiveacuteanglehencefindthegeneralsolutionoftheequation80cosθ150sinθ=13themaximumandminimumvalueof5f(θ)+3

Question Number 73542    Answers: 0   Comments: 0

Given that the function f(x)= x^3 is differentiable in the interval (−2,2), Use the mean value theorem to find the value of x for which the tangent to the curve is parallel to the chord through the point (−2,8) and (2,8)

Giventhatthefunctionf(x)=x3isdifferentiableintheinterval(2,2),Usethemeanvaluetheoremtofindthevalueofxforwhichthetangenttothecurveisparalleltothechordthroughthepoint(2,8)and(2,8)

Question Number 73538    Answers: 2   Comments: 0

find the general solution of sin4x + cos2x = 0

findthegeneralsolutionofsin4x+cos2x=0

Question Number 73537    Answers: 1   Comments: 0

prove by induction that 4^n + 3^n +2 is a multiple of 3 ∀ n Z^+

provebyinductionthat4n+3n+2isamultipleof3nZ+

Question Number 73536    Answers: 1   Comments: 0

prove that they are infinitely many primes

provethattheyareinfinitelymanyprimes

Question Number 73530    Answers: 1   Comments: 0

given the 3^(rd) degree polynomial P(x) = (2x −1)(x−3)Q(x) + 12x−8 given that (x−1) is a factor of P(x) and P(0) = 10 find Q(x)

giventhe3rddegreepolynomialP(x)=(2x1)(x3)Q(x)+12x8giventhat(x1)isafactorofP(x)andP(0)=10findQ(x)

Question Number 73525    Answers: 1   Comments: 2

Question Number 73523    Answers: 1   Comments: 0

prove that : 2^π >8

provethat:2π>8

Question Number 73518    Answers: 1   Comments: 1

Question Number 73503    Answers: 1   Comments: 2

Question Number 73619    Answers: 0   Comments: 16

Question Number 73499    Answers: 0   Comments: 2

  Pg 1321      Pg 1322      Pg 1323      Pg 1324      Pg 1325      Pg 1326      Pg 1327      Pg 1328      Pg 1329      Pg 1330   

Terms of Service

Privacy Policy

Contact: info@tinkutara.com