Solve the equation by completing the square. Then (i) give the exact solutions and (ii) give the solutions rounded to the nearest thousandth.x2 = 7 - 4x
A. (i) {-2 ± 2
} (ii) {4.633}
B. (i) {-2 ± 
} (ii) {1.317, -5.317}
C. (i) {-1 ± 
} (ii) {2.317, -4.317}
D. (i) {2 + 
} (ii) {5.317}
Answer: B
You might also like to view...
Solve the problem.Scientists compare intensity levels of two sounds by taking their difference: 
Write the expression on the right side as the logarithm of a single quantity.
A. log (I1I2/Io2)10 B. log (I2/I1)10 C. log (I2-I1)10 D. log (I1/I2)10
Provide an appropriate response.In your own words, explain what a logarithm is.
What will be an ideal response?
Graph the linear equation.y + 3 = 0
A. 
B. 
C. 
D. 
Solve the problem.Two machines are turned on at 8:00 A.M. If one can produce 65 items each hour and the other can produce 36 items each hour, at what time will they produce a total of 707 items?
A. 4:30 P.M. B. 2:00 P.M. C. 4:00 P.M. D. 3:00 P.M.