Simplify.
A. 
B. 
C. 
D. 
Answer: B
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Using a sum or difference identity, write the following as an expression involving functions of ?.tan 
A. -tan ?
B. 
C. tan ?
D. 
Write the fraction as a decimal and then write the decimal as a percent. Round the decimal to three decimal places and the percent to the nearest tenth of a percent.
A. 10.326; 1032.6% B. 0.01; 1% C. 0.103; 10.3% D. 1.033; 103.3%
Solve. Write the fraction in simplest form.Marty jogged 
of a mile from home and then rested. Then he continued jogging another 
of a mile until he discovered his watch had fallen off. He walked back along the same path for 
of a mile until he found his watch. Find how far he was from his starting point.
A. 
mi
B. 
mi
C. 
mi
D. 
mi
Complete the square for the binomial. Then factor the resulting perfect square trinomial.x2 + 
x
A. x2 + 
x + 
= 
2
B. x2 + 
x + 36 = (x +6)2
C. x2 + 
x + 
= 
2
D. x2 + 
x + 
= 
2