Answer:
√40 is an irrational number
Step-by-step explanation:
"An irrational number is a real number that cannot be expressed as a ratio of integers, for example, √ 2 is an irrational number."
Answer:
sqrt7
Step-by-step explanation:
cosA = b/3 = sqrt2 /3
so b = sqrt2
apply the pythagorean theorem
a = sqrt7
Answer:
c
Step-by-step explanation:
c
The Shang Dynasty had several contributions to history. One of the most important and notable contribution was writing.
Answer:
x < 7
Step-by-step explanation:
Given
2x - 5 < 9 ( add 5 to both sides )
2x < 14 ( divide both sides by 2 )
x < 7