Determine whether or not the function is one-to-one.This chart shows the number of living relatives in five families.
A. Yes
B. No
Answer: A
Mathematics
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Find the slope and y-intercept and use them to graph the linear function.f(x) = 
x + 3
A. slope: - 
, y-intercept: 4
B. slope: 
, y-intercept: 3
C. slope: - 
, y-intercept: 3
D. slope: -4, y-intercept: 3
Mathematics
Solve the problem.A boat is 84 feet from the base of cliff. If the distance from the top of the cliff to the boat is 21 less than twice the height of the cliff to the water. Find the height of the cliff. Round to the nearest tenth of a foot if necessary.
A. 105 ft B. 63 ft C. 49 ft D. 35 ft
Mathematics
Evaluate the integral by making the given substitution.
Mathematics
Find the LCM.30, 20, and 50
A. 60 B. 300 C. 100 D. 150
Mathematics