Question

(3-√21)+(2√3-5√21)-(4√3+4√21)

Answer 1

Anwer:

-50.26 or -46.28

Step-by-step explanation:

(3-4.98)+(2×1.73-5×4.98)-(4×1.73+4×4.98)

$( - 1.98) + (3.46 - 24.9) - (6.92 + 19.92)$

$- 1.98 + 3.46 - 24.9 - 6.92 - 19.92$

$- 53.72 + 3.46$

$= - 50.26$

The above answer (-50.26) is nearby to the answer

But the actual answer is:- (-46.2898)