An equation of the terminal side of an angle ? in standard position is given along with a restriction on x. Find the indicated trigonometric function value of ?. Do not use a calculator.
, x ? 0; Find sin ?.
A. 9
B. 
C. 
D. 
Answer: D
Mathematics
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Divide and simplify the answer: 
÷ 
.
A. 
B. 
C. 
D. 
Mathematics
Use unit ratios or conversion factors to change to the units indicated. Round to the nearest tenth, if necessary.6 km to miles
A. 6.4 mi B. 3.7 mi C. 9.7 mi D. 5.7 mi
Mathematics
Provide an appropriate response.Tell whether the statement is true or false. If it is false, give the correct answer. Explain your answer. The easiest way to simplify the expression 3
is to multiply both the numerator and denominator of 
by 
.
What will be an ideal response?
Mathematics
Provide an appropriate response.Decide whether the elimination method or the substitution method involves the least amount of work. Do not solve.-3x + 7y = 49 4x + 6y = -4
A. Elimination B. Substitution
Mathematics