(√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:
5(x+4)=6
5 times a number and (+) 4 is equal to 6.
Answer:
x=3; x=-3; x=√5; x=-√5
Step-by-step explanation:
Answer:
D) the end of a recession.
Step-by-step explanation:
During the recession period, the unemployment rate is high which is indicative of depression and people suffer from financial crises and gross domestic product ...
Answer:
5.3× 10⁴= ?
Step-by-step explanation:
10⁴ can also be written as 10×10×10×10= 10000
so, 5.3 × 10000= 53000