Example 2- Simplify the following by rationalising the denominator73√–52√48√+18√. About the author Melody
Step-by-step explanation: 30 114−41 6 48 + 18 7 3 −5 2 The conjugate of 48 + 18 is 48 − 18 = 48 + 18 7 3 −5 2 × 48 − 18 48 − 18 = 48−18 7 48×3 −7 3×18 −5 48×2 +5 18×2 = 30 7×12−7×3 6 −5×4 6 +5×6 = 30 114−41 6 Reply
Step-by-step explanation:
30
114−41
6
48
+
18
7
3
−5
2
The conjugate of
48
+
18
is
48
−
18
=
48
+
18
7
3
−5
2
×
48
−
18
48
−
18
=
48−18
7
48×3
−7
3×18
−5
48×2
+5
18×2
=
30
7×12−7×3
6
−5×4
6
+5×6
=
30
114−41
6