Excellent Ideas in Education
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4:43
Let a and b be two positive integers such that a=p^3q^4 and b=p^2q^3, where p and q are prime number
Excellent Ideas in Education
13 views • 4 days ago
4:20
If 4 times the 4th term of an AP is equal to 18 times the 18th term then find the 22nd term
Excellent Ideas in Education
511 views • 9 days ago
5:33
If x = asin theta+bcos theta and y = acos theta-bsin theta, prove that x^2+y^2=a^2+b^2 /Trigonometry
Excellent Ideas in Education
1K views • 12 days ago
21:50
O level / IGCSE Maths - Transformation / What is Translation / Advance Maths / Cambridge Maths
Excellent Ideas in Education
507 views • 2 weeks ago
5:30
How to express rational number in p/q form / Express 0.0045 bar in p/q form / 82.23 bar in p/q form
Excellent Ideas in Education
1K views • 2 weeks ago
7:28
Find ratio in which line 2x + 3y - 5 = 0 divides the line segment joining the points (8,-9) & (2,1)
Excellent Ideas in Education
986 views • 3 weeks ago
5:01
At what distance from a concave mirror of focal length 10 cm should an object 2 cm long be placed
Excellent Ideas in Education
1K views • 4 weeks ago
6:30
A straight highway leads to the foot of a tower. A man standing on the top of the 75 m high tower
Excellent Ideas in Education
619 views • 1 month ago
8:01
A well of diameter 4 m is dug 14 m deep.The earth taken out is spread evenly all around the well
Excellent Ideas in Education
1K views • 1 month ago
7:16
If x=1/7+4√3 and y=1/7-4√3 then the value of 5x^2-7xy-5y^2 / If x=1/7+4 root 3 and y=1/7-4 root 3
Excellent Ideas in Education
1K views • 1 month ago
8:17
If α and β are the zeros of the quadratic polynomial f(x) =2x^2-5x+7,find a polynomial 2α+3β, 3α+2β
Excellent Ideas in Education
1.1K views • 1 month ago
8:02
If log(x^2+y^2)= 2 tan-1(y/x) show that dy/dx =(x+y)/(x-y) / Differentiation / Derivative
Excellent Ideas in Education
1K views • 1 month ago
6:35
If sec theta = x+1/4x, prove that sec theta + tan theta = 2x or 1/2x / Trigonometry Class 10 Maths
Excellent Ideas in Education
1K views • 1 month ago
3:19
Prove that root 2 + 3/root 2 is irrational / Prove that √2 + 3/√2 is irrational / Real Numbers
Excellent Ideas in Education
1K views • 1 month ago
14:53
Transformation - Reflection across X and Y axis / Reflection Rules / Reflecting shapes over a line
Excellent Ideas in Education
1K views • 1 month ago
4:13
An illuminated object lies at a distance of 1 m from a screen.A convex lens is used to form an image
Excellent Ideas in Education
568 views • 1 month ago
6:45
If the sum of the squares of the zeroes of the polynomials 6x^2+x+k is 25/36.Find the value of k
Excellent Ideas in Education
1.1K views • 1 month ago
8:03
A solid wooden toy is in the form of hemisphere surmounted by a cone of same radius / Class 10 Maths
Excellent Ideas in Education
1K views • 1 month ago
5:09
If the point C(-1,2) divided internally the line segment joining A(2,5) and B(x,y) in the ratio 3:4
Excellent Ideas in Education
1K views • 2 months ago
5:01
The angle of elevation of a cloud from a point 60 m above a lake is 30° and the angle of depression
Excellent Ideas in Education
1K views • 2 months ago
3:05
Expand (4a-2b-3c)^2 / Evaluate 4a-2b-3c whole square / Polynomials / Find the square of 4a-2b-3c
Excellent Ideas in Education
1.1K views • 2 months ago
10:00
If tan theta + sin theta = m and tan theta - sin theta = n, show that m^2 - n^2 = 4√mn /Trigonometry
Excellent Ideas in Education
1.2K views • 2 months ago
6:05
How to rationalise the denominator of a surd / (2root6-root5)/(3root5-2root6)=a+broot30
Excellent Ideas in Education
1.2K views • 2 months ago
14:30
Sum of first five terms of an AP is 25 and the sum of its next five terms is -75.Find the AP
Excellent Ideas in Education
1.1K views • 2 months ago
5:59
Transformation: Enlargement Shapes in Geometry / How to enlarge with a positive scale factor / GCSE
Excellent Ideas in Education
1K views • 2 months ago
16:29
How to find support reactions on beams / Roller and Hinged Supported Beam / Engineering Mechanics
Excellent Ideas in Education
1.1K views • 2 months ago
2:11
The sum of the radius of the base and the height of a solid cylinder is 20 cm. If total surface area
Excellent Ideas in Education
1K views • 3 months ago
2:32
If one zero of the quadratic polynomial f(x)=4x^2-8kx-9 is negative of the other.Find the value of k
Excellent Ideas in Education
1.2K views • 6 months ago
7:54
The sum of 4th and 8th terms of AP is 70.Find the sum of its first 25 terms / Arithmetic Progression
Excellent Ideas in Education
1.5K views • 8 months ago
11:27
If y=log(root x+1/root x)^2 then prove that x(x+1)^2 d2y/dx2 + (x+1)^2 dy/dx = 2 / Differentiation
Excellent Ideas in Education
1.3K views • 8 months ago
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