Determine the real solutions to the system of nonlinear equations.y = x2 - 3x2 + y2 = 5

A. (-1, -2), (1, -2)
B. (-2, 1), (2, 1)
C. (-2, 1), (-1, -2), (1, -2), (2, 1)
D. (1, -2), (4, 13)


Answer: C

Mathematics

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Find principal to the nearest dollar, rate to the nearest tenth of a percent, or time to the nearest day. Use banker's interest.House of Realty earned  interest on a $18,000 deposit in an account paying 4%. Find the number of days that the funds were on deposit.

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The bar graph shows the expenditures of one city government in a recent year.    Name the agency whose spending is between $4 million and $5 million and estimate its value.

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Mathematics

Find the indicated cross product.v = 2i + 2j, w = -3i - 5j + 5kFind v × w.

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Mathematics