Find all values of x satisfying the given conditions.y = x2 + 4x and y = 40
A. 2
± 2
B. ± 2
C. -2 ± 2
D. -2 ± 2
Answer: D
Mathematics
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Add.0.65 + (-3.598)
A. 2.948 B. -4.248 C. -2.948 D. -4.148
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A 12-foot ladder will be used to paint the exterior of a house.The foot of the ladder needs to be 3.7 feet from the base of the house.What is the maximum height the ladder will reach?
What will be an ideal response?
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Solve the inequality. Write the solution in interval notation and graph the solution set.
? 4 + 
A. (-?, 15]
B. [-15, ?)
C. (15, ?)
D. [15, ?)
Mathematics
Multiply and simplify. Assume variables do not cause any denominators to equal 0.
? 
A. 
B. 
C. 
D. 
Mathematics