-57 is a whole number, yes (it does not have a decimal or fraction)
Answer:
80
Step-by-step explanation:
Angles on a straight line sum to 180
65+35=100
180-100=80
angle r=80
Answer:

Step-by-step explanation:
Given
See attachment for graph
Required
The line graph
First, consider the following points on the graph.


First, calculate the slope.



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Since, the slope is undefined; we simply consider only the value of x.
The line equation is:

Evaluate them
A.
f(5), x>1 so square it, f(5)=25
A is wrong
B.f(2), x>1 so square it, f(5)=4
B is correct
C. f(1), x=1 so the result is 5, f(1)=5
C is correct
D. f(-2), x<1 so double it, f(-2)=-4
D is wrong
answers are B and C
Answer: 67
Step-by-step explanation:
∛125 = 5
62 + 5 = 67