00519nam a22001697a 4500020001800000082001800018245006700036250001400103260005900117300004100176650001700217700002100234700002300255700002500278700002700303700001900330  a9789710646302  a510 S676 20181 aSoaring 21st century mathematics 9 /cArvie D. Ubarro [et al].  a(2nd ed.)  aQuezon City :bPhoenix Publishing House, Inc.,cc2018.  axi, 425 p. :btabs and figs ; 26 cm.14aMathematics.1 aUbarro, Arvie D.1 aAguilar, Isidro C.1 aSy Tan, Josephine L.1 aDegolacion, Roberto J.1 aChua, Simon L.