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AllQuestion and Answers: Page 435

Question Number 170492 Answers: 0 Comments: 0

Question Number 170491 Answers: 1 Comments: 0

1) Help 5^x −3^x =9

$1) H e l p$ $5^{x} - 3^{x} = 9$

Question Number 170488 Answers: 1 Comments: 0

Question Number 170486 Answers: 0 Comments: 0

Question Number 170485 Answers: 2 Comments: 0

Question Number 170480 Answers: 0 Comments: 3

Question Number 170479 Answers: 0 Comments: 0

Question Number 170478 Answers: 2 Comments: 0

(( 9 + 4(√5) ))^(1/3) + (( 9 − 4(√5) ))^(1/3) = ?

$\sqrt[3]{9 + 4 \sqrt{5}} + \sqrt[3]{9 - 4 \sqrt{5}} = ?$

Question Number 170475 Answers: 0 Comments: 0

An easy question of Measure theory: Prove that : μ ( Q )=0 ■m.n

$A n e a s y q u e s t i o n o f M e a s u r e t h e o r y :$ $P r o v e t h a t : μ (Q) = 0 ◼ m . n$

Question Number 170474 Answers: 0 Comments: 0

∫ (√(1+n^2 x^(2n−2) )) dx

$\int \sqrt{1 + n^{2} x^{2 n - 2}} d x$

Question Number 170473 Answers: 0 Comments: 0

Question Number 170472 Answers: 0 Comments: 0

Question Number 170468 Answers: 1 Comments: 0

Given that log_4 (y−1)+log_4 ((x/y))=m and log_2 (y+1)−log_2 x=m−1, show that y^2 =1−8^m

$G i v e n t h a t {l o g}_{4} (y - 1) + {l o g}_{4} (\frac{x}{y}) = m$ $a n d {l o g}_{2} (y + 1) - {l o g}_{2} x = m - 1,$ $s h o w t h a t y^{2} = 1 - 8^{m}$

Question Number 170463 Answers: 0 Comments: 1

Question Number 170461 Answers: 1 Comments: 1

find tbe domain and range of the following functions y=4x/x^2 −4

$f i n d t b e d o m a i n a n d r a n g e o f t h e f o l l o w i n g f u n c t i o n s$ $y = 4 x / x^{2} - 4$

Question Number 170459 Answers: 0 Comments: 0

Factorize 10x^2 y^2 +13x^2 y−3x^2 y−3x^2

$F a c t o r i z e 10 x^{2} y^{2} + 13 x^{2} y - 3 x^{2} y - 3 x^{2}$

Question Number 170458 Answers: 1 Comments: 0

If the line y=mx+c is a tangent of a circle x^2 +y^2 =r^2 . Show that, c^2 =r^2 (1+m^2 )

$I f t h e l i n e y = m x + c i s a t a n g e n t o f$ $a c i r c l e x^{2} + y^{2} = r^{2} . S h o w t h a t,$ $c^{2} = r^{2} (1 + m^{2})$

Question Number 170449 Answers: 0 Comments: 0

Solve ((sin 12°)/(sin 24° sin x)) = ((sin 72°)/(sin (36°+x)))

$S o l v e \frac{\sin 12 °}{\sin 24 ° \sin x} = \frac{\sin 72 °}{\sin (36 ° + x)}$

Question Number 170448 Answers: 0 Comments: 1

tan90°=

$\tan 90 ° =$

Question Number 170445 Answers: 1 Comments: 0

Solve ((sin x)/(sin (x+5°))) = (1/(2cos 55°))

$S o l v e \frac{\sin x}{\sin (x + 5 °)} = \frac{1}{2 \cos 55 °}$

Question Number 170443 Answers: 0 Comments: 0

A body of weight 6 newtons is plased on a rough horizontal plane whose coefficient of friction is ((√3)/3) the friction force ε=

$A b o d y o f w e i g h t 6 n e w t o n s i s p l a s e d o n a r o u g h h o r i z o n t a l p l a n e w h o s e c o e f f i c i e n t o f f r i c t i o n i s \frac{\sqrt{3}}{3} t h e f r i c t i o n f o r c e ϵ =$

Question Number 170435 Answers: 1 Comments: 0

A line is formed by joining the points A(7,0) and B(0,2). Obtain the equation of the straight line joining AC such that the x−axis bisects the angle BAC.

$A l i n e i s f o r m e d b y j o i n i n g t h e$ $p o i n t s A (7, 0) a n d B (0, 2) . O b t a i n$ $t h e e q u a t i o n o f t h e s t r a i g h t l i n e$ $j o i n i n g A C s u c h t h a t t h e x - a x i s$ $b i s e c t s t h e a n g l e B A C .$

Question Number 170427 Answers: 1 Comments: 0

14^b =7^(b−a) 49^(a/b) =?

$14^{b} = 7^{b - a}$ $49^{\frac{a}{b}} = ?$

Question Number 170426 Answers: 2 Comments: 0

Question Number 170416 Answers: 2 Comments: 0

∫(√(4−x^2 ))dx Mastermind

$\int \sqrt{4 - x^{2}} d x$ $M a s t e r m i n d$

Question Number 170415 Answers: 1 Comments: 0

Given x^y =e^(x−y) . find (dy/dx)? Mastermind

$Given x^{y} = e^{x - y} . find \frac{dy}{dx} ?$ $Mastermind$

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