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Syllabus

4x 5y = 20 to the circle x

^{2}+ y^{2}= 9 is(A) 20(x

^{2}+ y^{2}) 36x + 45y = 0 (B) 20(x^{2}+ y^{2}) + 36x 45y = 0(C) 36(x

^{2}+ y^{2}) 20x + 45y = 0 (D) 36(x^{2}+ y^{2}) + 20x 45y = 0^{x2-3}+(5-2 root6)^{x2-3}=10, then x=What Is a proof for midpoint theorem ?

$\mathit{Q}\mathbf{.}\mathbf{6}\mathbf{}If{D}_{p}=\left|\begin{array}{ccc}p& 15& 8\\ {p}^{2}& 35& 9\\ {p}^{3}& 25& 10\end{array}\right|,then\phantom{\rule{0ex}{0ex}}{D}_{1}+{D}_{2}+{D}_{3}+{D}_{4}+{D}_{5}isequalto-$

(A) 0 (B) 25

(C) 625 (D) None of these

4+7+2 = 281435

7+3+9 = 212781

6+2+7 = 121456

8+4+6 = .............

and explain it

A} 62

B}52

C}46

D}42

47.The function f : [0, 3] [1, 29], defined by f(x) = 2x^{3}15x^{2}+ 36x + 1, is(A) one-one and onto (B) onto but not one-one

(C) one-one but not onto (D) neither one-one nor onto

(a) log 2

(b) 1

(c) 0

(d) none of these

anand earns rs80 in 7 hours . parmod rs 90 in 12 hours ....find ratio of earning...plzz ans. in 2 min..

Q.4. Find the square root of 98 correct to 3 decimal places.

http://cbse.meritnation.com/study-online/ncert-solutions/math/11/5147/mathematical-reasoning/state-the-converse-and-contrapositive-of-e

in d 2nd bit y r v changing d sentence n thn writing converse n contra positive

What is the value of log(infinity) ?

B = 1+1 (0-1)

Then, which of the following statement is true.

a) A > B b) B < A c) A= B

^{log 7 to the base 3}= 27 ; b^{log 11 to the base 7}= 49 ;c

^{log 25 to the base 11}= (11)^{1/2}. The value of [ a^{(}^{log 7 to the base 3)whole squared}+ b^{(log 11 to the base 7)whole squared}+ c^{(log 25 to the base 11)whole squared}] equals .... ???Vector equation of the plane passing through points A(a) , B(b) and parallel to the vector c is [ r b c] + [ r c a] = [ a b c] ........ prove this plz....? ? ? ? ?=30

Fill the boxes using

(1, 3, 5, 7, 9, 11, 13, 15)

U can also repeat the numbers.

This question came in UPSC Final Exams held in Dec 2013.

You will be glad to note that only Gaurav Agarwal (IAS Topper) could solve it.

A) 99

^{2 }B) 2^{99}Q). Write the truth value of compound statement. 5 + 4 = 9 or 8 + 4 = 12.

_{0.5}log_{5}(x^{2}- 4) > log_{0.5}1 , then 'x' lies in which interval .If vector a=i(cap)+j(cap)+k(cap) and vector b= j(cap)-k(cap), find a vector c such that 'a' cross 'c' is vector b and 'a' dot 'c' is 3

i cant understand the last example (example 3). So kindly explain in a better way..

4

^{x}^{^2 +2 }- 9(2^{x^2 +2})+8=0can i hav correct definition and eg to undersatand easily fast of above topics

options) a)3,1 , b) -3,1,-1 , c)3,-3,0,1,-1 d) 3,-3,1,-1

plz help me with this with proper solution .

if root2 is an irrational number,then prove that root2+root3 is also an irrational number.

a)26 (b)31 (c)39 (d) none of these

(eis greater than equal to^{x}+ 1) (sin x - 2) / x^{3}+10i have a question ..

Find the sum up to

nterms of the sequence:0.7, 0.77, 0.777,....

_{8}x + log_{4}y^{2}= 5 and log_{8}y + log_{4}x^{2}= 7 then the value of xy is equal to A2

B^{9}2

C^{12}2

[^{18}]CORRECT ANSIS (A)a man buys 3 cows and 8 goats in 47200. instead , if he would have bought 8 cows and 3 goats , he had to pay 53000 more. cost of one cow

Q18. Given an acute triangle ABC such that sin C = $\frac{4}{5},\mathrm{tan}\mathrm{A}=\frac{24}{7}$ and AB = 50. The area of the triangle ABC

(A) 600 (B) 1200 (C) 1800 (D) 2400

The number N = 6 log

A_{10}2 + log_{10}31, lies between two successive integers whose sum is equal to5

B7

C9

[

]CORRECT ANS IS (B)Q.20. Find the order and degree of the differential equation ${\left(\frac{{d}^{2}y}{d{x}^{2}}\right)}^{\frac{4}{3}}-5{\left(\frac{dy}{dx}\right)}^{5}=0$.

_{a}b=2 ; log_{b}c=2 and log_{3}c=3+log_{3}a then (a+b+c) equals .... ?S434S0

What number must be sussitituted with S to make it divisible by 36?

Three blocks of masses m1=4kg m2=2kg and m3=4kg are connected with ideal strings over a smooth massless pulley. The acceleration of blocks will be what?? (g=10)

write the contrapositive of :

if a number is divisible by 9, then it is divisible by 3.

what is the

negationof the sentence “Rourkela is not an industrial area in Orissa”miscellaneous ex. of chapter 14

What is Euler's theorem?

consider the multiplication in decimal notation(999).(abc)=def132 determine the digits a,b,c,d,e,f

^{1/2}?Q.22. If $\overrightarrow{a}and\overrightarrow{b}$ are two unit vectors such that $\overrightarrow{a}+\overrightarrow{b}$ is also a unit vector, then show that the angle between $\overrightarrow{a}and\overrightarrow{b}$ is $\frac{2\mathrm{\pi}}{3}$.

How to solve log(1+2+3)=log1+log2+log3

(A) $\frac{a+b+c}{x+y+z}=\frac{ab+bc+ca}{ay+bz+cx}$ (B) $\frac{c}{y+z-x}=\frac{a}{x+y-z}=\frac{b}{x+y-z}$

(C) $\frac{c}{x}=\frac{a}{y}=\frac{b}{z}$ (D) $\frac{a+b}{b+c}=\frac{a+b+x}{b+c+y}$

from where cn i study about tautology and fallacy for the upcoming jee mains

Find x if ABCD is a rectangle.

a train crosses two bridges of length 500m and 280m in 35 seconds and 24 seconds respectively. find the length of the train.

_{3}M + 3 log_{3 }N = 1 + log_{0.008}5then,

1.) M

^{9 }= 9 / N2.) N

^{9 }= 9/ M3.)M

^{3}= 3/N4.) N

^{9}= 3/MWhich of the following is correct ?

how come the value of the (a+c)^2-4ac = (a-c)^2

if a:b=c:d , prove that a square c+ a c square :b square d + b d square =(a + c)cube :( b +d)cube .

write the converse of the following statement ''if I slap you then you will cry''

A is the father of B and D is the son of C. E is the brother of A and E also has a daughter F. If C is the sister of A, then what is the relation between F, B and D?

Q.36. Find the angle between the lines $\frac{-x+2}{-2}=\frac{y-1}{7}=\frac{z+3}{-3}and\frac{x+2}{-1}=\frac{2y-8}{4}=\frac{z-5}{4}$.

a student obtained the mean n standaard deviation of 100 observation as 40 n 5.1 respectively it was later found that one observation was wrongly copied as 50 the correct figure being 40. find the correct mean and S.D.

PLZZZZZZZ HELP

$\mathit{Q}\mathbf{.}\mathbf{10}\mathbf{.}\mathbf{}\mathbf{}Solvethesystemofequations:\phantom{\rule{0ex}{0ex}}\phantom{\rule{0ex}{0ex}}{\mathrm{log}}_{a}x{\mathrm{log}}_{a}\left(xyz\right)=48\phantom{\rule{0ex}{0ex}}{\mathrm{log}}_{a}y{\mathrm{log}}_{a}\left(xyz\right)=12,a0,a\ne 1.\phantom{\rule{0ex}{0ex}}{\mathrm{log}}_{a}z{\mathrm{log}}_{a}\left(xyz\right)=84$

If x = 2

^{1/3}+ 2^{2/3}, then the value of x^{3}− 6x is(A) 60?

(B) 80?

(C) 70?

(D) 90

can u say which type 1 mark q will be availiable from this leson

Write the contrapositive of the following statement:

"If a number is divisible by 9, then it is divisible by 3".