22)
(x^2-16)(x^2+4)=0
can you finish?
solve for x (plus and minus because two solution and degreee 4 so total 4 answers )
x=+-4 x=+-2
hope this helps.
for 10 I know a way but it might confuse you
Step-by-step explanation:
1447.012
Ima be honest, im not sure how I got a decimal
is the formula P = 800+250logx ?
Answer:

Step-by-step explanation:
The midline is set on
, when the sine function is equal to zero, eliminating the effect from amplitude. The midline is a horizontal line. Hence, the equation of the midline is:

Answer:
Z= V/QT
Step-by-step explanation: