Find all real solutions to the system of equations using the addition method. 2x2 + y2 = 173x2 - 2y2 = -6
A. (2, -3), (-2, 3)
B. (1, 3), (-1, -3)
C. (2, 3), (2, -3), (-2, 3), (-2, -3)
D. (1, 3), (1, -3), (-1, 3), (-1, -3)
Answer: C
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Rewrite as an equivalent logarithmic equation. Do not solve.e6 = 403.4
A. 403.4 = loge6 B. 403.4 = log6e C. e = log6403.4 D. 6 = loge403.4
Find the reference angle for the given angle.-240°
A. 150° B. 60° C. 30° D. 120°
Use a graphing calculator to solve the linear equation.The graph of y1 is shown in the standard viewing window. Which is the only choice that could possibly be the solution of the equation y1 = 0?-12, -
, 3, 12
A. 12
B. -
C. -12
D. 3
Even with most of the problem missing, it is possible to tell whether a suggested answer is reasonable. Determine whether the answer given is reasonable. If it is unreasonable, move the decimal point or insert a decimal point to make the answer reasonable.How long did it take her to walk a mile?1.7 minutes
A. Unreasonable, should be 17 minutes B. Unreasonable, should be 1700 minutes C. Unreasonable, should be 170 minutes D. Reasonable