Simplify the expression.
A. -1
B. 16
C. 1
D. 2
Answer: A
Mathematics
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Provide an appropriate response.Which of the following expressions is equivalent to cos src="https://sciemce.com/media/4/ppg__10625191757__f1q76g7.jpg" alt="" style="vertical-align: -4.0px;" />IV. -cos 
? I. cos 
II. cos 
III. cos
A. I and IV
B. I and II
C. I and III
D. III and IV
Mathematics
Given the function, find the indicated value.f(x) = 8x + 5; f(-13)
A. -103.5 B. -109 C. 109 D. -99
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
- 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.If $3000 is invested in an account that pays interest compounded continuously, how long will it take to grow to $3800 at 9.25%?
A. 7.5 yr B. 2.6 yr C. 7.2 yr D. 9.5 yr
Mathematics