Question

Simplify these as much as possible:
(a) 4h2 − 5h3 + 5 − h 4 + 3h3 − 5h2 + 3h 4 − 3
(b) 2ab 2 c 3 − 5a 2bc 2 − (3a 2bc 2 + 7ab 2 c 3 )
(c) 0.8x 5y 2 z 3 − 0.3x 5y 2 z 2 + 0.2z 3y 2x 5 + 0.3z 2y 2x 5 − y 2x 5 z 3

Answer 1

Answer:

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