Joint Frequency because of the fact that it "joins" one number from the column(up and down) and one from the row(side-by-side), hence the two-way table.
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Answer:
36
Step-by-step explanation:
a² + b² = c²
a² + 77² = 85²
a² + 5929 = 7225
a² = 1296
a = 36
Answer:
4050 minutes
Step-by-step explanation:
9 x 5 = 45
45 x 90 = 4050
First deal withe the numerator 4 x^2
square root of 4 is 2 and square root of x^2 = x
so square root of 4x^2 is 2x
as for the 3y we can write it as √(3y)
so answer is 2x / √(3y)
