Evaluate without using a calculator.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: C
Mathematics
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Calculate the direction of 
and the midpoint of line segment P1P2.P1(-5, -7, 2) and P2(-3, -13, -1)
A. 
i - 
j - 
k; 
B. 
i + 
j + 
k; 
C. 
i - 
j - 
k; 
D. 
i - 
j - 
k; 
Mathematics
Find an equation of variation in which the following are true.x varies inversely as y2, and x = 15 when y = 14.
A. x = 2940y2
B. x = 
C. x = 
D. x = 
Mathematics
Solve the problem.Let f(x) = 3x.i) Find f(3).ii) Find f-1(3).iii) Find x when f(x) = 9.iv) Find x when f-1(x) = 9.
What will be an ideal response?
Mathematics
Find the function value.f(x) = 
; f(5)
A. 
B. 
C. 
D. 
Mathematics