6 Write the standard form of the following:
(a) 4,00,00,000 +90,00,000+8,00,000 +70,000 + 500 +90
7 키
(b) 400,00,000 + 50,000 + 6,00 + 90​

Alake near the arctic circle is covered by a 222-meter-thick sheet of ice during the cold winter months. when spring arrives, the warm air gradually melts the ice, causing its thickness to decrease at a constant rate. after 333 weeks, the sheet is only 1.251.251, point, 25 meters thick. let s(t)s(t)s, left parenthesis, t, right parenthesis denote the ice sheet's thickness sss (measured in meters) as a function of time ttt (measured in weeks).

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan

Apatient is to take 60 mg of an antibiotic on day 1, take 45mg on days 2 and 3, take 30mg on days 4 and 5 and take 15 mg on days 6 and 7. how many total mg will the patient take?