Solve the equation using the quadratic formula.x2 + 3x - 70 = 0
A. {-10, 1}
B. {10, 7}
C. {-7, 10}
D. {-10, 7}
Answer: D
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A pair of similar triangles is given. Write the corresponding angles and the ratios of the corresponding sides.
A. ?L ? ?L
?M ? ?P
?N ? ?Q
= 
= 
B. ?L ? ?L
?M ? ?Q
?N ? ?P
= 
= 
C. ?L ? ?L
?M ? ?P
?N ? ?Q
= 
= 
D. ?L ? ?L
?M ? ?Q
?N ? ?P
= 
= 
Provide an appropriate response.Which property justifies the statement?(9 ? 2) ? 6 = 9 ? (2 ? 6)
A. Identity property B. Commutative property C. Distributive property D. Associative property
Find the foci of the ellipse whose equation is given.36(x - 1)2 + 25(y - 3)2 = 900
A. foci at (-1, 3 - 
) and (-1, 3 + 
)
B. foci at (1, 3 - 
) and (1, 3 + 
)
C. foci at (2, 3 - 
) and (2, 3 + 
)
D. foci at (3, 1 - 
) and (3, 1 + 
)
Find the sum of the finite geometric series.5 + 10 + 20 + 40 + 80
A. S5 = 155 B. S5 = 157 C. S5 = 153 D. S5 = 165