Expand the following expression involving two variables and then evaluate it for the…
MATHEMATICS · Multi-part · CBSE · Mathematics · We Distribute, Yet Things Multiply · We Distribute, Yet Things Multiply
Problem
Expand the following expression involving two variables and then evaluate it for the specified values of x and y.
(a) Part 1: (i) Expand and simplify (3x+4y)(2x−5y).
(b) Part 2: (ii) Using the expanded form, find the value of the expression when x=1 and y=−2.