Recent questions and answers in Class XII Maths

–1 vote

2 answers

If 3 tan-1 x + cot-1 x = π, then x equals

answered Oct 23, 2019 in Class XII Maths by Vishnuteertha Basic (24 points)

–1 vote

0 answers

How to solve AP

asked Aug 3, 2019 in Class XII Maths by Anmolshah (15 points)

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Is x+y+1=0 a tangent of both y^2=4x and x^2=4y parabola?

asked Jul 23, 2019 in Class XII Maths by Swarna (5 points)

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If in ∆ ABC, cotA+ cotB+cotC=cotx, then prove that, sin^3(x) =sin(A-x) sin(B-x) sin(C-x)?

asked Jul 11, 2019 in Class XII Maths by Swarna (5 points)

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0 answers

If in ∆ ABC, cotA+ cotB+cotC=cotx, then prove that, sin^3(x) =sin(A-x) sin(B-x) sin(C-x)?

asked Jul 10, 2019 in Class XII Maths by Swarna (5 points)

0 votes

1 answer

Subtract the sum of 3a2 – 2a + 5 and a2 – 5a – 7 from the sum of 5a2 -9a + 3 and 2a – a2 – 1

answered Jun 3, 2019 in Class XII Maths by muskan15 (-3,447 points)

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0 answers

Limit of class interval 10-20,20-30,30-40

asked Apr 25, 2019 in Class XII Maths by BBPD (15 points)

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-2a, a+b, a+c : b+a, - 2b, b+c: c+a, c+b, - 2c prove that 4(b+c)(c+a)(a+b)

asked Apr 20, 2019 in Class XII Maths by gunja (10 points)

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-2a, a+b, a+c: b+a,

asked Apr 20, 2019 in Class XII Maths by gunja (10 points)

–1 vote

0 answers

frequency distribution

asked Apr 18, 2019 in Class XII Maths by Mandy (19 points)

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If (x1,y1) and (x2,y2) are the extrimities of a focal chord

asked Apr 4, 2019 in Class XII Maths by rnsabir72 (15 points)

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show that the function f->R -> R given by f(x)= sinx is neither 1-1 nor onto

asked Feb 28, 2019 in Class XII Maths by sundar (15 points)

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Find the approximation values of, tan(45°10'), given that 1°=0.0175

asked Jan 30, 2019 in Class XII Maths by Ashima1224 (15 points)

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0 answers

Find the matrice A such that [2 -1 1 0 A -3 4] = [ -1 -8 -10 1 -2 -5 9 22 15 ]

asked Jan 5, 2019 in Class XII Maths by Avadh bhati (15 points)

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0 answers

3. Show that the line joining (2,-3) and (-5,1) is parallel to the line joining (7,-1) and (0,3).

asked Nov 25, 2018 in Class XII Maths by arun811 (-61 points)

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0 answers

If the (p+1)th term of an a.p. is twice the (q+1)th term ,show that (3p+1) th term is twice the (p+q+1)th term

asked Nov 23, 2018 in Class XII Maths by -shivani- (15 points)

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0 answers

Equation of circle

asked Nov 21, 2018 in Class XII Maths by Harsh pokale (15 points)

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f(X) = √(4 - 2x^2). Is this a function. What is the domain? Explain?

asked Nov 20, 2018 in Class XII Maths by Rahul Saha Basic (25 points)

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0 answers

Find the ratio in which the join of the points (2,-1,-3),(3,5,-4)is the divided by the plane YOZ.

asked Nov 15, 2018 in Class XII Maths by MVikash_oo7 (15 points)

0 votes

1 answer

The area of an equilateral triangle is √3. What is the perimeter of the triangle?

answered Oct 21, 2018 in Class XII Maths by Kiran1151 Basic (20 points)

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