Question

1/2−3(1/2+1)^2


Enter your answer, as a simplified fraction

Answer 1

`- (25)/(4)`

Explanation:

`(1)/(2) -3 ((1)/(2) + 1)`²

Calculate sum

`(1)/(2) -3x ((3)/(2))`²

To raise a fraction to a power raise numerator and denominator to that power

`(1)/(2)` -3 x
`(9)/(4)`

Calculate product

`(1)/(2)` -
`(27)/(4)`

Subtract fractions

-
`(25)/(4)`