Class 11

Math

Algebra

Sequences and Series

Multiplied by 2

Connecting you to a tutor in 60 seconds.

Get answers to your doubts.

Between two numbers whose sum is $12$, an even number of A.M.s is inserted, the sum of these means exceeds their number by $20$. Find the number of means.

If the mean of $x,x+2,x+4,x+8$ is $20$ find $x$.

If the distinct points on the curve $y=2x_{4}+7x_{3}+3x−5$ are collinear, then find the arithmatic mean of x-coordinates of the aforesaid points

If $sinx+cosx=y+y1 ,xϵ[0,π]$ and $y>0$, then-

Find the GM between the numbers $a_{3}b$ and $ab_{3}$.

If a, b, c are the lengths of sides of a triangle, then the minimum value of $ba +cb +ac $

Write the quadratic equation, the arithmetic and geometric means of whose roots are A and G respectively.