They are functions because they have the variables
1.) answer: 5
Steps subtract 3 from both sides 8-3 is 5 so x is 5
2.) answer: -12
Because the 4 is positive you subtract it on the other side to cancel it out and -4 +-8 is -12 so x is -12
Answer:
82.5 grams
Step-by-step explanation:
11*7.5=82.5
Answer:
1125.4 Hz
Step-by-step explanation:
The resonant frequency is the frequency at with the inductive reactance is equal to the capacitive reactance. It is given by the relation ...

where L is in henries, and C is in farads.
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For the given circuit values, the resonant frequency is ...

The resonant frequency of this circuit is about 1125.4 hertz.