The annual net sales (revenue) earned by Nintendo in the fiscal years 2000–2014, can be approximated by R ( t ) = −3.75 t 3 + 65.8 t 2 − 206 t + 578 billion yen per year (0 ≤ t ≤ 14), where t is time...

The annual net sales (revenue) earned by Nintendo in the fiscal years 2000–2014, can be approximated by

R(t) = −3.75t
³ + 65.8t
² − 206t + 578 billion yen per year    (0 ≤t ≤ 14),

wheret is time in years. (t = 0 represents the start of fiscal year 2000.)† Estimate, to the nearest ¥100 billion, Nintendo's total revenue from the start of fiscal year 2004 to the start of fiscal year 2013.

¥ billion