Choose the correct response.What is the speed of a plane that travels at a rate of 503 mph into a wind of r mph?
A. r - 503 mph
B. 503 + r mph
C. 
mph
D. 503 - r mph
Answer: D
Mathematics
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Evaluate the integral.
A. 
B. 
C. 
D. 
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Determine whether the polynomial is a perfect square trinomial, a difference of squares, or neither.x2 - 59
A. Perfect square trinomial B. Neither C. Difference of squares
Mathematics
Solve the equation.x2 + 10x - 24 = 0
A. {-12, 1} B. {12, 2} C. {-12, 2} D. {12, -2}
Mathematics
Factor the polynomial as the difference of two squares or state that it is irreducible.x2 - 169
A. (x + 13)(x - 13) B. (x + 13)2 C. (x - 13)2 D. irreducible
Mathematics