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WINSTONCH [101]
4 years ago
9

Please help!! math question below!!! pic

Mathematics
1 answer:
Marina86 [1]4 years ago
8 0

Answer:

  about 32,000

Step-by-step explanation:

You are being asked to evaluate the quartic for x=7.

f(7) = (((-0.022·7 +0.457)7 -2.492)7 -5279)7 +87.419

  = ((.303·7 -2.492)7 -5.279)7 +87.419

  = (-0.371·7 -5.279)7 +87.419

  = -7.876·7 +87.419

  = 32.287

The number of dolls sold in 2000 was approximately 32,000.

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