Graph.7x2 - y2 - 70x + 14y - 217 = 0 
A. 
B. 
C. 
D. 
Answer: A
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Find the product.(7x + 4y)2
A. 49x2 + 16y2 B. 7x2 + 16y2 C. 7x2 + 56xy + 16y2 D. 49x2 + 56xy + 16y2
Select letters to represent the simple statements and write each statement symbolically by using parentheses then indicate whether the statement is a negation, conjunction, disjunction, conditional, or biconditional.The lights are on if and only if it is not midnight or it is wintertime.
A. (p ? ~q) ? r; disjunction B. p ? (~q ? r); biconditional C. (p ? ~q) ? r; conjunction D. p ? (~q ? r); conditional
Solve the system of equations using substitution.
A. x = -12, y = 5; x = -5, y = 12 or (-12, 5), (-5, 12) B. x = 12, y = 5; x = 5, y = 12 or (12, 5), (5, 12) C. x = -12, y = -5; x = -5, y = -12 or (-12, -5), (-5, -12) D. x = 12, y = -5; x = 5, y = -12 or (12, -5), (5, -12)
Graph the interval on a number line and write the inequality notation as well.[5, ?)
A. x > 5
B. x < 5
C. x ? 5
D. x ? 5