Question

If x = 6 and y = 4, work out the value of the following:

4x + y

2y squared

( x - y ) squared

Answer 1

Explanation:

If x = 6 and y = 4. Substitute x and y in the expression.

4x+y

4(6)+(4)

24+4

28

2y²

2(6)²

2(36)

72

( x - y )²

(6+4)²

(10)²

100