19 has 2 factors (1,19)
21 has 4 factors (1,3,7,21)
23 has 2 factors (1,23)
25 has 3 factors (1,5,25)
you need the nearest number 25 that has 5 factors or more :28(1,2,4,7,14,28)
if you take the radius of the first and second sphere you find that they are doubled there fore the volume changed at a rate of 2 squared because 2 is what the radius was multiplied by going from the second sphere to the first so you would square what the sphere was multiplied by there fore making your answer: the volume is compares with 2 squared
Answer:
I think it's 5(9)+20
Step-by-step explanation:
5(9+4) can be expanded to get 5(9)+5(4). And 5(4)=20
If we are going to simplify the first number by dividing the given numerator by the denominator, we will get an answer of -5. This number and the second one are examples of rational number for they can be easily expressed as quotient of two number. However, the third one is irrational due to the repeating number 7 after the decimal point. Therefore, the answer is the third choice.
Answer:
the value of the variable x is 16
Step-by-step explanation:
