Question

Given that a=2, b=-3 and C=4, Calculate the value of


`\frac{a {}^(2 ) - bc}{b + c}`
​

Answer 1

16

Explanation:

`((2)^2-(-3)(4))/((-3)+4)`

`(4-(-3)(4))/((-3)+4)`

`(4-(-12))/((-3)+4)\\\\(4+12)/((-3)+4)\\\\(16)/((-3)+4)\\\\(16)/(4-3)\\\\(16)/(1)\\\\16`