Solve the system by the substitution method.
A. (-9, 4), (-10, 5)
B. (-9, 4), (4, -9)
C. (-9, 4), (-4, 9)
D. (-9, 4)
Answer: D
Mathematics
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A. -10p5q5r5 B. (-5)2p5q5r5 C. (-5)6p6q6r6 D. (-5)2p6q6r6
Mathematics
Provide an appropriate response.If the derivative of an odd function g(x) is zero at x = c, can anything be said about the value of g' at 
Give reasons for you answer.
What will be an ideal response?
Mathematics
Express the sentence as a single numerical expression. Then use the order of operations to simplify the expression.Square -2. Subtract this exponential expression from -80.
A. -84 B. 84 C. -76 D. 76
Mathematics
Solve the quadratic equation using the most efficient technique (factoring, extracting square roots, completing the square, or the quadratic formula).x2 + x + 9 = 0
A. 
B. 
C. 
D. 
Mathematics