Solve the equation using the quadratic formula (when necessary, round results to three significant digits).
A. 4.14, -0.468
B. 4.14, 0.532
C. 3.14
D. 3.14, -0.468
E. 3.14, 0.532
Answer: E
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A. (6 ? 3) + x B. (6 ? 3)x C. (6 + 3)x D. 6(3 + x)
Use the quadratic formula to find the exact solutions.x2 + 10x = -21
A. -7, 3 B. -3, -7 C. 3, 7 D. -3, 7
Use the five-step strategy for solving word problems to find the number or numbers described in the following exercise.When four times the number is added to 7 times the number, the result is 33. What is the number?
A. 4.7 B. 1 C. 3 D. -4.7
Provide an appropriate response.If two functions are inverses of each other, then their graphs are symmetric with respect to ________ .
A. y = x B. the origin (0, 0) C. the y-axis D. the x-axis