Step-by-step explanation:
sin(theta)÷costheta+sintheta/sintheta÷COStheta- sintheta
sintheta+sintheta×costheta/sintheta-sintheta-costheta
sintheta(1+Costheta)/sintheta(1-costheta)
1+1÷Sectheta/1-1÷Sectheta
sectheta+1÷sectheta/sectheta-1÷sectheta
sectheta+1/sectheta-1
Answer:
$17,280
Step-by-step explanation:
The model for profit (y), in thousands of dollars, as a function of time (x), in years after 1970 is:

The corresponding value of x in 1978 is:

Estimating the profit (in thousands of dollars) in 1978:

Converting it to dollars:

The estimated profit in 1978 is $17,280.
Answer:
the answare is infinty
Step-by-step explanation:
When you talk about the speed of a car, you usually say something in miles per hour. For example, you say, 'I drove 40 miles per hour.' Normally, you don't say, 'I drove 120 miles per 3 hours.' Figure out how to convert<span> a </span>rate<span> like 120 miles per 3 hours to the</span>unit rate<span> of 40 miles per hour by watching this tutorial.</span>