3
8(3)(1/2)=12
2(1/2)(4)=4
12/4=3
Answer:5 N to the left
Step-by-step explanation:
The answer is the first one. p>-2 and p<5. you must choose the first one because the circle is uncoloured
Answer:
a=-2, b=1.
Step-by-step explanation:
1) according to the condition it is required to find the equation of line, which passes through points A(-3;7) and B(4;-7);
2) the equation of this line can be made up using the formula:


3) if to re-write the last equation, then
y=-2x+1;
4) finally, a= -2; b=1.