Question

simplify
1.(√5-3)(√6-3)​

Answer 1

Answer:

√30-3√5-3√6+9

Step-by-step explanation:

(√5-3)(√6-3)

(√5×√6)-(3×√5)-(3×√6)+(3×3)

√30-3√5-3√6+9

Answer 2

Step-by-step explanation:

Answer

35−2626+5

=35−2626+5×35+2635+26      (Rationalisation of denominator)

=9×5−4×6(26+5)(35+26)                   [∵a2−b2=(a−b)(a+b)]

=45−24(26×3