Simplify the expression by combining like terms, if possible.6x + x - 2x + x
A. -x2 + 4x
B. 4x
C. x2 + 4x
D. 6x
Answer: D
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One of sin x, cos x, and tan x is given. Find the other two if x lies in the specified interval.sin x = - 
,
x in 
A. cos x = 
, tan x = 
B. cos x = 
, tan x = - 
C. cos x = - 
, tan x = - 
D. cos x = - 
, tan x = 
Simplify.
A. 
B. 
C. - 
D. 
Mr. Casem is preparing to retire after 31 years with his company. He set up this spreadsheet to calculate his pension which is based on his most recent three year average salary, number of years of service, and a 2% multiplier. ABCD1YearSalaryThree year Average Salarya.2199949,500Percentage Multiplier2.03200052,000Years of Service314200153,000Annual Pension Benefitb.What are the formulas for cells D1 and D4? What are the resulting values?
What will be an ideal response?
A rod 
in. long has been cut as shown in the illustration. Assume the waste in each cut is 
in. What is the length of the remaining piece?
A. 
in.
B. 
in.
C. 
in.
D. 
in.
E. 
in.