What is the slope of any line perpendicular to the line through A(-2, 7) and B(-10,-3)?
(a) 4/5.
(b) 5/4.
(c) -5/4.
(d) -4/5.
(e) None of these is correct.
(d) -4/5.
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Solve the problem.A charged particle of mass m and charge q moving in an electric field E has an acceleration a given by 
where q and E are constants. Find 
.
A. 
= 
B. 
= - 
C. 
= 
D. 
= 
Provide an appropriate response.Write the following in radical form: a5/7
What will be an ideal response?
Find the x-intercepts of the polynomial function. State whether the graph crosses the x-axis, or touches the x-axis and turns around, at each intercept. f(x) = x3 + 11x2 + 39x + 45
A. -3, touches the x-axis and turns around; -5, crosses the x-axis. B. -3, crosses the x-axis; -5, touches the x-axis and turns around C. 3, crosses the x-axis; -3, touches the x-axis and turns around; -5, crosses the x-axis. D. 3, crosses the x-axis; -3, crosses the x-axis; -5, crosses the x-axis.
Divide. Round the quotient as indicated.6.61 ÷ 0.086; hundredths place
A. 77.36 B. 7.74 C. 76.86 D. 7.69