Write an expression whose value is 15 when x = 2.

1.	Write an expression whose value is 15 when x = 2.
Answer» Given x = 2 and value = 15 Value = 15 = 30/2 = 1/2 x 15 x 2 = 1/2 x 15 x \(x\) (∵ x = 2) ∴ Expression = 15x/2

Answer»

Given x = 2 and value = 15

Value = 15

= 30/2

= 1/2 x 15 x 2

= 1/2 x 15 x \(x\) (∵ x = 2)

∴ Expression = 15x/2

Discussion