A cube with edges that are 1 unit long
2 answers:
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Option A:
Option C:
Option F:
Solution:
Given expression is .
Option A:
Hence is equivalent expression of
.
Option B:
Hence is not equivalent expression of
.
Option C:
(proved in option A)
Hence is equivalent expression of
.
Option D:
Hence is not equivalent expression of
.
Option E: 75
75 is a whole number.
Hence 75 is not equivalent expression of .
Option F:
(proved in option A)
Hence is equivalent expression of
.
Therefore, are all equivalent expressions of
.
Answer:
Step-by-step explanation:
(11)²=(6)²+ (y)²
121=36 +(y)²
y² =121 –36
y²=85