(√5 + 3)² / √20=
((√5 + 3)² / √20)(√20/√20)=
(√20(√5 + 3)²) / (√20)²=
√20(5+6√5+9) /20=
√20 (14+6√5) /20=
(14√20 +6√100) /20=
(14√20 +60) / 20=
(14(√4√5) + 60) /20=
(14(2)(√5)+60) / 20=
(28√5+60) /20=
(7√5+15) / 5
Answer:(√5 + 3)² / √20= <span>(7√5+15) / 5</span>
Answer:
(r+s)÷3
Step-by-step explanation:
the sum of r and s - r+s
the quotient- ÷
by 3
Answer:
option c
Step-by-step explanation:
c doesnt follow a pattern
Answer:
-2
Step-by-step explanation:
10-8=2
8-6=2
6-4=2
4-2=2
Answer:
x=4200
Step-by-step explanation:
10x=42000
x=4200
