Simplify each expression (Example 1)
169‾‾‾‾√
169
400‾‾‾‾√
400
...
Mathematics, 25.03.2021 21:00 Jerryholloway5871
Simplify each expression (Example 1)
169‾‾‾‾√
169
400‾‾‾‾√
400
19‾‾√
1
9
0.25‾‾‾‾√
0.25
3649‾‾‾√
36
49
1.96‾‾‾‾√
1.96
900‾‾‾‾√
900
−1.21‾‾‾‾√
−
1.21
−144‾‾‾‾√
−
144
±0.01‾‾‾‾√
±
0.01
2516‾‾‾√
25
16
0.36‾‾‾‾√
0.36
Tell whether each expression is rational or irrational. (Example 2)
37‾‾‾√
37
0.04‾‾‾‾√
0.04
±15‾‾√
±
1
5
−16121‾‾‾‾√
−
16
121
Between what two consecutive numbers is each square root? (Example 3)
35‾‾‾√
35
27‾‾‾√
27
−130‾‾‾‾√
−
130
170‾‾‾‾√
170
Use a calculator* to finds each square root to the nearest hundredth. (Example 4)
12‾‾‾√
12
203‾‾‾‾√
203
11,550‾‾‾‾‾‾‾√
11
,
550
−150‾‾‾‾√
−
150
Real World Problem Solving (Example 5)
The elasticity coefficient e of a ball relates the height r of its rebound to the height h from which it is dropped. You can use the function =ℎ‾‾√
e
=
r
h
to find the elasticity coefficient. What is the elasticity coefficient of a ball that rebounds 3 feet after it is dropped from a height of 3.5 feet? Round to the nearest hundredth.
r = h= =ℎ‾‾√=
e
=
r
h
=
Answers: 2
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