Answer:
multiplied 4
9 the same
Step-by-step explanation:
Tina multiplied 4 by 4 to get 16, and 9 by 9 to get 81. she should have multiplied each term by the same number.
Answer:
28 numbers
Step-by-step explanation:
There is a distance of 81 between -0.5 and 80.5. Divide this number by 3, since you are only counting every third number and you will get 27, but you need to count the first number, which has been excluded. Add one more to get the answer, 28.
Answer:


Step-by-step explanation:
As given



As given the expression.


Solving the above


In the decimal form.
= 8.67 (Approx)


Answer:
f(1) = -6
Explanation:
When you look at the points with x = 1, you will see a point that is open (o) and closed (•) The point that is closed (the one you are looking for) is an actual point of the function. The open point is where the function is discontinuous.