Answer:
(4,2)
Step-by-step explanation:
<span>5 - 3 x
= </span><span>5 - 3 (-7)
= 5 + 21
= 26</span>
Answer:
k pi for k = 0, plus-or-minus 2, plus-or-minus 4, ellipsis
Step-by-step explanation:
The cosine is a maximum when its argument is at multiples of 2π.
k pi for k = 0, plus-or-minus 2, plus-or-minus 4, ellipsis
_____
Both of us could probably read this more easily if you would use appropriate math symbols.
I would think it would be 8.7412
Answer:
x = 4.5
Step-by-step explanation:
Since the perimeters are equal , then the equation relating them is
2x + 3 + 2x - 3 + x = x + 3 + x + 3 + x + 3 , that is
5x = 3x + 9 ( subtract 3x from both sides )
2x = 9 ( divide both sides by 2 )
x = 4.5
