Find the sum or difference. Express the answer reduced to lowest terms and use the denominator given in the first rational expression.
+ 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Identify as an equation or an expression.-3x + 2 = 
A. Expression B. Equation
Mathematics
Tell whether the angle is acute, right, obtuse, straight, or reflex.
A. Straight B. Acute C. Right D. Zero
Mathematics
Use a calculator to find the function value. Give your answer rounded to seven decimal places, if necessary.cos 47° cos 133° - sin 47° sin 133°
A. 1 B. 2 C. -1 D. 0
Mathematics
Express as a single logarithm.4loga9 + 9loga10
A. loga(36 + 90)
B. loga94 ? loga109
C. loga94109
D. loga
Mathematics