Question

if x =
`√(3)` , y = 2, and z =
`(1)/(2)`, then
`x^(2)` - 5yz +
`y^(2)`

Answer 1

2

Explanation:

Substitute all the variables in.

`√(3) ^2-5(2)((1)/(2) )+2^2`

Use the order of operations to solve.

3-5+4

2