The graph of a certain function y = f(x) and the zero of that function is given. Using this graph, find a) the x-intercept of the graph of y = f(x) and b) the solution to the equation f(x) = 0.
A. a. 4
b. x = 0
B. a. 0
b. x = 4
C. a. 4
b. x = 4
D. a. 5
b. x = 5
Answer: C
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If you have the following function f ( x ) = 9x + 7, compute f (1), f (-3), f (4), f (-6).
A. f (1) = 19, f (-3) = -22, f (4) = 46, f (-6) = -49 B. f (1) = 16, f (-3) = -20, f (4) = 43, f (-6) = -47 C. f (1) = 15, f (-3) = -19, f (4) = 42, f (-6) = -46 D. f (1) = 17, f (-3) = -21, f (4) = 44, f (-6) = -48 E. f (1) = -16, f (-3) = 20, f (4) = - 43, f (-6) = 47
Find an equation for the line that passes through the given point and satisfies the given conditions.P = (9, 9); perpendicular to v = 2i + 4j
A. y - 9 = 
(x - 2)
B. 2x + 4y = 54
C. 4x - 2y = 18
D. 2x + 4y = 20
The period T (in seconds) of a pendulum is 
, where L is the length of the pendulum (in feet). Find the period of a pendulum whose length is 10.0000 feet.
?
A. 1.010 sec B. 3.511 sec C. 5.511 sec D. 4.511sec E. 4.011 sec
Provide an appropriate response.A student claims that 
always exists, as long as a and b are both positive. Refute this by giving an example of a function for which this is not true.
What will be an ideal response?