#### Answer

20, 22

#### Work Step by Step

20^{2} = 400
22^{2} = 484
484-400 = 84

Published by
Pearson

ISBN 10:
013421742X

ISBN 13:
978-0-13421-742-0

20, 22

20^{2} = 400
22^{2} = 484
484-400 = 84

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