449 plus 373 equals 822 and you do have to regroup.
449 + 313 = 762
449
588 + 373 + 866 = 1827
3151222
449
This is the identity property: the additive identity property of zero.
It boils at 373 degrees kelvin. Kelvin is just Celsius plus 273. Water boils at 100C, 100+273=373, so 373K.
if you meant: (-3)x²-5x+1=8x²-2x-9x=(±√(449)-3)/22 ≈ -0.1363636363636 ± 1.9263291000379x1=(√(449)-3)/22 ≈ 0.8268009136553x2=(-√(449)-3)/22 ≈ -1.0995281863826
Assuming the rules of BODMAS, 132 + 140 + 145 + (128/4) = 449.
1% of 449 = 1% * 449 = 0.01 * 449 = 4.49
449% = 449/100 in fraction
That's a number in Zimbabwe. Specifically a mobile number.