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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_{0.5}log_{5}(x^{2}- 4) > log_{0.5}1 , then 'x' lies in which interval .What Is a proof for midpoint theorem ?

4+7+2 = 281435

7+3+9 = 212781

6+2+7 = 121456

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

and explain it

^{2}+ 1)^{2}+ 2(a - 1)(a^{2}+ 1) - 5(a - 1)^{2}- 4(0.75a^{4}+ 3a -1) when simplified reduces to ?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

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

^{2}/x - 1) - (2x + 7/3) + (4 - 6x/x - 1) + 1 = 0 has what roots?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

simplify log 1.792*877.4/(129.7)

^{2/3}_{3})^{2}-2(log_{3}x)-5=0 .B = 1+1 (0-1)

Then, which of the following statement is true.

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

What is the value of log(infinity) ?

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...._{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 ?

? ? ? ? ?=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}^{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 .... ???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

Q). Write the truth value of compound statement. 5 + 4 = 9 or 8 + 4 = 12.

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

can i hav correct definition and eg to undersatand easily fast of above topics

_{a}b=2 ; log_{b}c=2 and log_{3}c=3+log_{3}a then (a+b+c) equals .... ?a)26 (b)31 (c)39 (d) none of these

0=0

100-100=100-100

10(10-10)=10

^{2}-10^{2}10(10-10)=(10+10)(10-10) [

a^{2}-b^{2}=(a+b)(a-b)] IN THIS CASE a=10 and b also=1010=20

1=2

adding 1 both sides

2=3

Similarly

3=4

4=5

and so on...

Hence proved all numbers are equal.

i have a question ..

Find the sum up to

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

^{2}+ b^{2})^{3}= (a^{3}+ b^{3})^{2}and ab not = 0 then the numerical value of a/b + b/a is equal to?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

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)\

37. If 2

^{x}. 3^{2x}=100 , then x belongs to.(a) (0,3) (b) (1,3) (c) (1,2) (d) (0,2)

S434S0

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

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

(A) 0 (B) 25

(C) 625 (D) None of these

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”What is Euler's theorem?

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

2^{log16 to the base 5 . log x to the base 4 + log 5 to the base x root of 2}+ 5^{x}+ x^{log 4 to the base 3 + 5}+ x^{5}= 0(A)0

(B)1

(C)2

(D)3

Correct answer is (A) ..... plzgive the appropriate method and detailed steps solution .

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

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

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

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

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?

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

^{2/x}- 5(4^{1/x}) + 4 = 0

If x = 2

^{1/3}+ 2^{2/3}, then the value of x^{3}− 6x iscan u say which type 1 mark q will be availiable from this leson