Amplitude: 4
If midline means center, it is -5
I'm also implying that there is an x in cos(4x)
Answer:
We can not do that here.
Step-by-step explanation:
Answer:
a no solution
b is all real numbers
c x=12
Step-by-step explanation:
a has no values of x that make it true
b any value of x makes it true
c simplify both sides of the equation then isolate x
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