Please select the correct answer. ^ that means to the power of. (14x^3y^-4)(4x^-5y^4) A. 56/x^2 B. 56x^2y C. 56y/x^2 D. 56x^2
1 answer:
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Answer:
a) 4.5 inches
b) 2√5 is irrational
Step-by-step explanation:
It was given that the edge length of a cube-shaped box is 2√5 inches long.
To estimate the length of the edge to the nearest tenth of an inch, we change √5 to decimals to obtain:
When we round to the nearest tenth, we obtain 4.5
We cannot find its exact value because √5 is an irrational number.
The product of a rational and an irrational number is irrational.