Write the equation of the axis of symmetry.y = x2 - 1
A. x = 6
B. x = 1
C. x = -1
D. x = 0
Answer: D
Mathematics
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Multiply the expressions.(w - 10)2
A. w2 + 100 B. w2 - 20w + 100 C. 100w2 - 20w + 100 D. w + 100
Mathematics
Use the substitution method to solve the system. x + y = 96x + 6y = 54
A. (9, 6) B. (3, 6) C. Infinite number of solutions D. (0, 0)
Mathematics
Use the product rule to simplify the expression. Assume that the variables can be any real number.
A. 3xy
B. -7xy
C. -7xy
D. 7xy
Mathematics
Match the property with the example of it.Distributive property
A. -2(x + y) = 2x + 2y B. -2(x + y) = 2(-x - y) C. -2(x + y) = -2x - 2y D. -2(x + y) = -2(y + x)
Mathematics