Advertisements
Advertisements
Question
A student wrote an algebraic expression for “5 less than a number n divided by 3” as `n/3 - 5`. What error did the student make?
Solution
Since, the expression of 5 is less than a number n = n – 5
So, 5 less than a number n divided by 3 will be written = `(n - 5)/3`
So, student make an error of quotient.
APPEARS IN
RELATED QUESTIONS
Factorize `[x^2 + 1/x^2] - 4[x + 1/x] + 6`
8x3 + 27y3 - 216z3 + 108xyz
If x2 + y2 = 29 and xy = 2, find the value of x + y.
What must be added to the following expression to make it a whole square?
4x2 − 12x + 7
Mark the correct alternative in each of the following: The factors of a2 − 1 − 2x − x2 are
The factors of x3 − 7x + 6 are
Divide: p2 + 4p + 4 by p + 2
If x = 2 and y = 3, then find the value of the following expressions
x + y
Number of terms in the expression a2 + bc × d is ______.
In the formula, area of circle = πr2, the numerical constant of the expression πr2 is ______.
