Write the indicated statement. Use De Morgan's Laws if necessary.If x = 7, then x2 = 49.Converse
A. If x = 7, then x2 = 49.
B. If x2 ? 49, then x ? 7.
C. If x ? 7, then x2 ? 49.
D. If x2 = 49, then x = 7.
Answer: D
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Determine whether the given function is one-to-one. If so, find a formula for the inverse.f(x) = 
A. f-1(x) = 
B. Not a one-to-one function
C. f-1(x) = 
D. f-1(x) = 
Translate the sentence to an equation and then solve.y minus 4 equals 2.
A. y = 4 - 2; 2 B. 4 - y = 2; 2 C. y = 2 - 4; -2 D. y - 4 = 2; 6
Find the distance between the pair of points.(4, 2) and (0, -1)
A. 25 B. 6 C. 5 D. 10
Solve.On a map, the length of a nature-center trail is 6.7 centimeters. If the scale is 2 centimeters to 30 kilometers, what is the actual length of the trail? Round to the nearest tenth if necessary.
A. 201 kilometers B. 100.5 kilometers C. 104.5 kilometers D. 101.5 kilometers