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Question Number 11546 Answers: 2 Comments: 0

f(x)=^x (√x) find (d/dx)(f(x)) and for what x ,we will get the maximum of the function..?

$f (x) =^{x} \sqrt{x} f i n d \frac{d}{d x} (f (x))$ $a n d f o r w h a t x, w e w i l l g e t t h e$ $m a x i m u m o f t h e f u n c t i o n . . ?$

Question Number 11545 Answers: 2 Comments: 0

find(dy/dx) if x^x y^y =1

$f i n d \frac{d y}{d x} i f x^{x} y^{y} = 1$

Question Number 11544 Answers: 1 Comments: 0

Evaluate ∫x^3 e^(2x) dx

$E v a l u a t e \int x^{3} e^{2 x} d x$

Question Number 11543 Answers: 2 Comments: 0

solve for x and y in this equation x^x +y^y =31 x+y=5

$s o l v e f o r x a n d y i n t h i s e q u a t i o n$ $x^{x} + y^{y} = 31$ $x + y = 5$

Question Number 11540 Answers: 1 Comments: 0

Question Number 11536 Answers: 2 Comments: 0

Question Number 11515 Answers: 2 Comments: 0

(((4+x)/x))^(1/5) −(((4−6x)/x))^(1/5) =1. x_1 +x_2 =?

$\sqrt[5]{\frac{4 + x}{x}} - \sqrt[5]{\frac{4 - 6 x}{x}} = 1 .$ $x_{1} + x_{2} = ?$

Question Number 11517 Answers: 2 Comments: 0

f : R → R If x^2 f(x) + f(1−x) = 2x − x^4 Determine f(x)

$f : R \to R$ $If x^{2} f (x) + f (1 - x) = 2 x - x^{4}$ $Determine f (x)$

Question Number 11501 Answers: 3 Comments: 1

(4x^2 −7x−5)(5x^2 +13x+3)(3x−x^2 −8)=0. find all the multiples of the real roots of the equation.

$(4 x^{2} - 7 x - 5) (5 x^{2} + 13 x + 3) (3 x - x^{2} - 8) = 0 .$ $find all the multiples of the$ $real roots of the equation .$

Question Number 11500 Answers: 2 Comments: 0

(x^2 +x−4)(x^2 +x+4)=9 find the equation has multiple roots.

$(x^{2} + x - 4) (x^{2} + x + 4) = 9$ $find the equation has multiple roots .$

Question Number 11477 Answers: 2 Comments: 0

((a^8 +a^4 +1)/(a^6 +1)). solves....

$\frac{a^{8} + a^{4} + 1}{a^{6} + 1} .$ $solves . . . .$

Question Number 11476 Answers: 1 Comments: 0

Question Number 11475 Answers: 2 Comments: 0

Question Number 11474 Answers: 1 Comments: 0

Question Number 11473 Answers: 1 Comments: 1

Show that the graph of y = x^3 + 2x^2 + x + 1 , between x = − 1 and x = 2 lies entirely above the x − axis

$Show that the graph of y = x^{3} + {2 x}^{2} + x + 1, between x = - 1 and x = 2$ $lies entirely above the x - axis$

Question Number 11459 Answers: 2 Comments: 0

If ((4x^2 −4xy+3y^2 )/(2y^2 +2xy−5x^2 ))=1 if the ((x+y)/(x−y)) what is th value?

$If$ $\frac{4 x^{2} - 4 xy + 3 y^{2}}{2 y^{2} + 2 xy - 5 x^{2}} = 1 if the$ $\frac{x + y}{x - y} what is th value ?$

Question Number 11456 Answers: 2 Comments: 3

sin x − cos x = a, (π/4) ≤ x ≤ (π/2) Which statement is correct? (1) sin^2 x − cos^2 x = −(1/2)(√(3 + 2a^2 − a^4 )) (2) sin^4 x + cos^4 x = (1/8)(−3a^4 + 6a^2 + 5) (3) sin 2x = ((1 − a^2 )/2) (4) tan^2 x + cot^2 x = ((−3a^4 − 2a^2 + 8a + 13 )/(2(a^4 + 2a^2 + 1)))

$\sin x - \cos x = a, \frac{π}{4} ⩽ x ⩽ \frac{π}{2}$ $Which statement is correct ?$ $(1) \sin^{2} x - \cos^{2} x = - \frac{1}{2} \sqrt{3 + 2 a^{2} - a^{4}}$ $(2) \sin^{4} x + \cos^{4} x = \frac{1}{8} (- 3 a^{4} + 6 a^{2} + 5)$ $(3) \sin 2 x = \frac{1 - a^{2}}{2}$ $(4) \tan^{2} x + \cot^{2} x = \frac{- 3 a^{4} - 2 a^{2} + 8 a + 13}{2 (a^{4} + 2 a^{2} + 1)}$

Question Number 11453 Answers: 0 Comments: 0

Question Number 11444 Answers: 2 Comments: 0

If lim_(x→0) (((√(px + q)) − 2)/x) = 1 What is the value of p + q ?

$If \lim_{x \to 0} \frac{\sqrt{p x + q} - 2}{x} = 1$ $What is the value of p + q ?$

Question Number 11436 Answers: 0 Comments: 1

∫_0 ^(𝛑/4) sinx×cos^7 x dx. solves...

$\underset{0}{\int^{\frac{π}{4}}} sinx \times \cos^{7} x dx .$ $solves . . .$

Question Number 11433 Answers: 1 Comments: 5

for r=(1/θ), show that the arc length between θ=3π^(−1) and θ=nπ^(−1) (where n>3) is aproxiately equal to the length of the line y=3π^(−1) between the same bounds. Or show otherwise.

$for r = \frac{1}{θ}, show that the arc length between$ $θ = 3 π^{- 1} and θ = n π^{- 1} (where n > 3) is aproxiately$ $equal to the length of the line y = 3 π^{- 1}$ $between the same bounds . Or show otherwise .$

Question Number 11429 Answers: 1 Comments: 0

∫_0 ^3 ((2x+3)/(2x+1))dx=𝛂+ln7. 𝛂=? please......

$\underset{0}{\int^{3}} \frac{2 x + 3}{2 x + 1} dx = α + \ln 7 .$ $α = ?$ $please . . . . . .$

Question Number 11425 Answers: 1 Comments: 0

Question Number 11423 Answers: 0 Comments: 0

please solve. ax^4 + bx^3 + cx^2 + dx + e = 0

$please solve .$ ${ax}^{4} + {bx}^{3} + {cx}^{2} + dx + e = 0$

Question Number 11420 Answers: 2 Comments: 1

please ∫_0 ^∞ ((xlogx)/((1+x^2 )^2 ))dx=

$p l e a s e$ $\int_{0}^{\infty} \frac{x l o g x}{{(1 + x^{2})}^{2}} d x =$

Question Number 11419 Answers: 0 Comments: 1

If A = {whole numbers} and B={natural numbers}, then A△B=___.

$If A = {whole numbers} and$ $B = {natural numbers}, then A △ B =___.$

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