Solve the equation by factoring.(x + 7)(x - 4) = -10
A. {-7, 4}
B. {3, 6}
C. {-6, 3}
D. {7, -4}
Answer: C
Mathematics
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Find the standard-form equation for an ellipse which satisfies the given conditions.An ellipse centered at the origin having focus at (4, 0) and eccentricity equal to 
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ y2 = 1
Mathematics
Solve the equation.10r2 = 2r
A. {0}
B. 
C. 
D. {0, 5}
Mathematics
Find the exact value of the following expression without using a calculator.tan 
A. 
B. -1
C. 
D. 1
Mathematics
Letting r stand for "The food is good," p stand for "I eat too much," and q stand for "I'll exercise," write the following in symbolic form.If the food is good or if I eat too much, I'll exercise.
A. (r ? p) ? q B. (r ? p) ? q C. r ? p ? q D. r ? (p ? q)
Mathematics