Determine whether the statement is an expression or an equation.5x2 + 9x - 21
A. Expression
B. Equation
Answer: A
Mathematics
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Decide whether the statement makes sense. Explain your reasoning.In the last election 48% of the people voted for a Republican but Republicans won only 32% of our state's seats in the House of Representatives.
What will be an ideal response?
Mathematics
Find the exact function value.cot-1(-1)
A. 
B. 
C. - 
D. - 
Mathematics
Perform the indicated operation without the use of a calculator and express each answer in decimal notation.
A. 29,400,000,000,000 B. 600,000 C. 29,400,000 D. 600,000,000,000
Mathematics
Find the quantity indicated.Suppose that y is directly proportional to x. When x = 18, then 
Find y when 
A. 36 B. 34 C. 144 D. 63
Mathematics