Question
Maths
Sept. 4, 2025, 9:12 a.m.
Answer
In a grouped frequency table of n classes if p i is the probability that an observation may belong to the i th class with frequency f i, show that Sigma upper case n by i=1 p i =1. Also, for a variant x assuming the constant value C show that E(x) =C
Maths
Sept. 3, 2025, 10:03 p.m.
Answer
The length of a line segment is of 10 units and the coordinates of one end-point are (2, -3). If the abscissa of the other end is 10, find the ordinate of the other end.
Maths
Sept. 3, 2025, 8:46 p.m.
Answer
A truck starts from rest and Rose down a hill with a constant acceleration it travels it distance of 400 m in 20 seconds find its acceleration, find the force on it if its mass is 7 Matrix turn
Maths
Sept. 3, 2025, 8:17 p.m.
Answer
If the sum of three consecutive term of an arithmetic progression is 21, then find the second term
Maths
Sept. 3, 2025, 4:26 p.m.
Answer
In the given figure pt and PM are 2 tengans to the circle with centre of if OT equal to 6 cm and OP equal to 10 cm, then find the length of PT P. M.
Maths
Sept. 3, 2025, 12:08 a.m.
Answer
Hello Teachoo.. could you please let me know.. when all the chapters of classs 8 (Ganita Prakash) will be updated.
Thank you
Thank you
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I am easily understand the problems
I am greatfull to this app
Who invented this app
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Maths
Sept. 2, 2025, 5:18 p.m.
Answer
Mary multiplied a number by 7 and subtracted15.it comes 41.what is the number?
Maths
Sept. 2, 2025, 4:54 p.m.
Answer
The number of students in a hostel,speaking different languages is given Display the in a pie chart