Algebraic identities part 9

Algebraic Expressions and Polynomials

Prove that "The Algebraic Sum of deviations from Mean is zero".

Write the algebraic expressions for the following. A number t is divided by 9 and then 11 is added.

Identify monomials, binomials and trinomials from the following algebraic expressions : 9a^(2)-5b^(2)+7

Write all the terms of each of the following algebraic expressions : 5x-9y+3xy

A particle is projected with velocity 'u' makes an angle theta w.r.t. horizontal. Now it breaks in two identical parts at highest point of trajectory. If one part is retrace its path, then velocity of other part is -

Fill in the blanks. An algebraic expression is called an equation if it involves an ______________.

Write the algebraic expressions for the following. Five times a number x added to 68

Write the algebraic expressions for the following. A number x multiplied by 4 and added to 14.

The algebraic sum of deviations of 10 observations measured from 15 is 7 The mean is