Advertisements
Advertisements
Question
Evaluate: (4m - 2)(m2 + 5m - 6)
Advertisements
Solution
(4m - 2)(m2 + 5m - 6)
= 4m (m2 + 5m - 6) - 2(m2 + 5m - 6)
= 4m3 + 20m2 - 24m - 2m2 - 10m + 12
= 4m3 + 20m2 - 2m2 - 24m - 10m + 12
= 4m3 + 18m2 - 34m + 12
APPEARS IN
RELATED QUESTIONS
Get the algebraic expression in the following case using variables, constants and arithmetic operations.
Numbers x and y both squared and added.
Factorize a2 - b2 + 2bc - c2
Factorize `x^2 + 6sqrt2x + 10`
8x3 + 27y3 - 216z3 + 108xyz
Factorize: x4 + x2 + 25.
Evaluate: (c + 5)(c - 3)
If x = 2 and y = 3, then find the value of the following expressions
2x – 3y
Give an algebraic equation for the following statement:
“The difference between the area and perimeter of a rectangle is 20”.
3p2 – 5pq + 2q2 + 6pq – q2 + pq is a
Shiv works in a mall and gets paid ₹ 50 per hour. Last week he worked for 7 hours and this week he will work for x hours. Write an algebraic expression for the money paid to him for both the weeks.
