Answer:
Step-by-step explanation:
4
= (8 + 28)√10
= 36√10
Answer:
36
Step-by-step explanation:
Using the rule of radicals
× ⇔
Simplifying the radicals in the expression
=
= × = 2
=
= × = 4
Thus
4 + 7
= 4 × 2 + 7 × 4
= 8 + 28
= 36