Add or subtract. Then simplify. If a denominator has two or more factors (other than monomials), leave it in factored form. Express the answer using the denominator of the first fraction when applicable.
- 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find the y-intercept for the graph of the quadratic function.f(x) = 2x2 - 3x - 5
A. 
B. (0, 5)
C. 
D. (0, -5)
Mathematics
Solve the problem.A surveyor standing 64 meters from the base of a building measures the angle of elevation to the top of the building and finds it to be 38°. The surveyor then measures the angle of elevation to the top of the radio tower on the building and finds that it is 47°. How tall is the radio tower? Round your answer to the nearest hundredth of a meter when necessary.
A. 7.4 m B. 6.78 m C. 18.63 m D. 10.14 m
Mathematics
Solve the problem.Find F '(x) if F(x) = 
dt.
A. 
dt - 
B. 
dt - 
C. 
dt - x
D. 
- 
dt
Mathematics
Solve the equation.3(6 + 3x) =
A.
B.
C.
D.
Mathematics