# 315 - Mathematics Questions Answers

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**Submit By: MANISH SIR**6 year ago

is this topic helpfull: 25 7

tan^2 A + cot^2 A can never be less than 2

**Asked By: SALONI**4 year ago

is this question helpfull: 5 0

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If y= asinx+bcosx then prove that y²+(dy/dx)²=a²+b²

**Asked By: RIYA GUPTA**4 year ago

is this question helpfull: 22 12

**read solutions ( 1 ) | submit your answer**a non zero polynomial having real coefficients satisfy the relation f(x)=f'(x)f''(x) then find f'''(x)

a1/2

b1/3

c1/4

d1/6

**Asked By: AMRITA**4 year ago

is this question helpfull: 12 6

**read solutions ( 1 ) | submit your answer**The number of ways of selecting 10 balls out of an unlimited numbes of white ,red, blue and green balls is

(A) 270

(B)84

(C)286

(D) 86

**Asked By: RAJ JADAV**4 year ago

is this question helpfull: 19 10

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2(log a+log 2tothe base a+...+log n to the base a

**Asked By: CHANDER**4 year ago

is this question helpfull: 4 0

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find f(f(x)) .if f(x)=x^2-3x+2

**Asked By: YAWAR SHAH**4 year ago

is this question helpfull: 2 1

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^{if one vertex of a triangle having maximum area inscribed ia a circle IZ-iI=5 is 3-3i then find the other two vertices}

**Asked By: PORURU KRISHNA MOHAN**4 year ago

is this question helpfull: 4 1

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SinA 4/5 and cosB -12/13,find value of sin (A+B)

**Asked By: PRIKSHIT**4 year ago

is this question helpfull: 8 15

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Consider a branch of the hyperbola x²-2y²-2√2x-4√2y-6=0, with vertex at the point A. Let B be one of the end points of its latus rectum .If C is the focus of the hyperbola nearest to the point A, then the area of the triangle ABC is??????

**Asked By: SNEHA ARORA**4 year ago

is this question helpfull: 7 5

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