Answer:
The first one
Step-by-step explanation:
Dont have time to explain sry
25 is equal to 1/4
to find 1/4 of a number, you divide the number by 4.
the equation here is:
x ÷ 4 = 40
to solve, do 40 x 4 = 160
x = 160
40 is 25% of 160
Answer:
14
Step-by-step explanation:
when rounding you round up when the number is 5+ but if it's anything below 5 you go down instead, making this answer being 14
Cos (πt - 1) oscilates periodically between -1 and +1.
3Cos (πt - 1) oscilates periodically between -3 and +3.
The x-axis is the middle line. The equation of the x-axis is y = 0.
So the, the middle line is y=0.
The answer is C.(-2,3)<span />
