Complete the square to find the x-intercepts of the function.f(x) = x2 + 4x - 3
A. (2 + 
, 0)
B. (-2 + 
, 0), (-2 - 
, 0)
C. (-2 + 2
, 0), (-2 - 2
, 0)
D. (-1 + 
, 0), (-1 - 
, 0)
Answer: B
You might also like to view...
Graph the integrand and use areas to evaluate the integral.
A. 
B. 98
C. 49
D. 147
Find all the roots of the function. Use preliminary analysis and graphing to determine good initial approximations. Round to six decimal places.f(x) = ex + 
A. x ? -2.372856 B. x ? -2.872856 C. x ? -2.372745 D. x ? -1.372856
Solve the problem.A diving pool that is 9 m deep and full of water has a viewing window on one of its vertical walls. Find the force on a square window, 1.5 m on a side, with the lower edge of the window on the bottom of the pool.
A. 29,700 N B. 181,912.5 N C. 396,900 N D. 16,537.5 N
Can the following be the lengths of the sides of a right triangle?12, 13, 5
A. Yes B. No