Determine whether or not the equation is quadratic.x2 = (x - 2)2
A. Quadratic.
B. Not quadratic.
Answer: B
Mathematics
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Evaluate the expression for the value of x = -1. ? 2x - 5 ?
A. -2 B. 7 C. -8 D. -7 E. 2
Mathematics
Decide whether or not the set is closed under addition.{2}
A. Not closed B. Closed
Mathematics
Provide an appropriate response.Solve the equation by factoring: x2 - 20 = x
A. x = -4, 5 B. x = 4, -5 C. x = -4, -5 D. x = 1, -19
Mathematics
Solve the problem.Find the perimeter. Approximate the result to the nearest tenth using 3.14 for ?.
4 ft
A. 38.6 ft B. 28.3 ft C. 34.6 ft D. 32.3 ft
Mathematics