00676cam a2200205 7i4500 0000016768 20200114090000.0 9780170413299 510/GRO Grove, Margaret Maths In Focus : Mathematics Extension 1, Year 11 by Margaret Grove. 3rd edition. South Melbourne, Victoria: Cengage Learning Australia, c2018. xvii, 830 pages: ill.; 26 cm. Includes index Mathematics -- Study and teaching (Secondary) -- Australia. Mathematics Yen, Robert 1000026469 Book Green Spot 1000026476 Book Red Spot