Answer:
*step by step*
Step-by-step explanation:
If he erases one of the digits in a 4-digit number, then only 3 remain, not four.
If he erased the first digit, then it must have been 1-9, so the total is in the range 11 - 19
otherwise the digit could have been 0-9 in which case the total is in the range 10-19
Answer:
{0, –3, –9, 5, 7)}
Step-by-step explanation:
The range of the function is the list of second numbers in the ordered pairs:
{0, –3, –9, 5, 7)}
_____
If you like, you can rearrange them to increasing order:
{-9, -3, 0, 5, 7}
Answer:
1/40
Step-by-step explanation:
2/4*7/10
=2/28/10
=0.0714/10
=0.00714
You could expect about 1,248 students to play at least 4 hours every week.
Our tables have 100 students involved. All but 4 of the students are in the category of at least 4 hours. That is 96%.
Therefore, we simply need to multiply 0.96 by 1300 to get the estimated amount.
0.96 x 1300 = 1248
False- the included angle must be a right angle for cos C to be 0 & two other points are normally used