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13.08.2021 •
Mathematics
Use the given values
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Ответ:
9514 1404 393
9-1623Step-by-step explanation:
Put the numbers in place of the corresponding variables and do the arithmetic.
√(2a) -b = √(2·8) -(-5) = 4 +5 = 9
-3ac +2b = -3(8)(1/4) +2(-5) = -6 -10 = -16
b² -8c = (-5)² -8(1/4) = 25 -2 = 23
Ответ:
157/500
Step-by-step explanation:
2 314/1000
157/500