" (ii) "sqrt(225)

State with reasons which of the following are rational numbers and which are irrantional numbers. (i) sqrt(225)xxsqrt(4)

Simplify the following (i) sqrt45-3sqrt20+4sqrt5 (ii) sqrt(24)/8 + sqrt54/9 (iii) root4(12) xx root7(6) (iv) 4sqrt28 div 3sqrt7 div root3(7) (v) 3sqrt3+2sqrt27 + 7/(sqrt3) (vi) (sqrt3-sqrt2)^(2) (vii) root4(81)-8root3(216)+15root5(32)+ sqrt225 (viii) 3/sqrt8+ 1 / sqrt2 (ix) (2sqrt3)/3- (sqrt3)/6

An irrational number between 2 and 2.5 is sqrt(11) (b) sqrt(5) (c) sqrt(22.5) (d) sqrt(12.5)

sqrt(1521)+sqrt(225)=?

(sqrt(81)+sqrt(729))/(sqrt(225)-sqrt(9))=

Simplify :(sqrt((225)/(729))-sqrt((25)/(144)))+sqrt((16)/(81))

Divide and write the answer in simplest form. sqrt(225) div sqrt(2)

Classify the following numbers as rational or irrational : sqrt(225) .