Question

X 1.5.PS-15

Question Help
Estimation Solve the equation. First
estimate using the perfect square closest
to 86. Then use a calculator.
v² = 86
Estimate.
V≈
(Use a comma to separate answers
as needed.) perfect square of 86

Answer 1

see explanation

Explanation:

the closest perfect square to 86 is 81 , then

`√(81)` = 9 ← estimate value

using the calculator

`√(86)` ≈ 9.27 ( to 2 dec. places )