Evaluate the expression using the given values.(x + 3y)2 x = 3, y = 2
A. 18
B. 81
C. 36
D. 9
Answer: B
Mathematics
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Use the discriminant to determine whether the equation has two rational solutions, one rational solution, two irrational solutions, or two nonreal complex solutions. Do not actually solve.1 + 7z2 = 2z
A. Two irrational solutions B. One rational solution C. Two nonreal complex solutions D. Two rational solutions
Mathematics
Find all real solutions of the equation.
?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Determine if the given value is a solution to the equation.3x + 8 = 4(x - 8); x = 40
A. No B. Yes
Mathematics
Multiply.57 ? 52
A. 2514 B. 59 C. 514 D. 259
Mathematics