Question

$\sqrt{(s)(s - a)(s - b)(s - c)}$
a=2
b=8
c=5
​

Answer 1

Step-by-step explanation:

√(s) (s - a) (s - b) (s - c)

a = 2, b = 8, c = 5

s = a + b + c/2

= 2 + 8 + 5/2

= 15/2 = 7.5

= √(7.5) (7.5 - 2) (7.5 - 8) (7.5 - 5)

= √7.5 × 5.5 × -0.5 × 2.5

= √-51.5625

Negative root

Area won't be in negative