Find the exact value of the expression. Do not use a calculator.sin 
- cos 
A. 0
B. 1
C. 
D. 
Answer: A
Mathematics
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Solve.If y varies inversely with x and y = 4 when x = 12, find the value of y when x = 2.
A. y = 24
B. y = 6
C. y = 
D. y = 
Mathematics
Find the product.0.2
A. 6. B. 0.006 C. 0.06 D. 0.6
Mathematics
Simplify the expression.5
? 
- 
A. 28
B. 35
C. 7
D. 42
Mathematics
Solve. Give your answer as a mixed numeral.Fahrenheit temperatures can be obtained from Celsius (centigrade) by multiplying by 1
and adding 32°. What Fahrenheit temperature corresponds to a Celsius temperature of 43°?
A. 75
°F
B. 109
°F
C. 66
°F
D. 135 °F
Mathematics