Solve the problem.A triangular metal frame is being designed as shown below. Express the angle A as a function of x and evaluate dA/dx for x = 6 cm.
A. 0.04 rad/cm
B. 0.6 rad/cm
C. 1 rad/cm
D. 0.4 rad/cm
Answer: B
Mathematics
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Given that the polynomial function has the given zero, find the other zeros.f(x) = x4 - 9; 
A. -
B. -
, 3i, -3i
C. -
i, 
i, -
D. 
i
Mathematics
If 
evaluate the difference quotient 
What will be an ideal response?
Mathematics
Translate the percent statement to a proportion.28% of 50 is 14.
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Mathematics
Determine the angle between u and v. Give the angle in degrees rounded to the nearest tenth of a degree.u = 9i + 5j, v = -6i + 7j
A. 101.5° B. 40.8° C. 111.5° D. 50.8°
Mathematics