Use the square root property to solve the quadratic equation.x2 = 169

A. {84.5}
B. {-14, 14}
C. {-13, 13}
D. {13}


Answer: C

Mathematics

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A. 36 B. 4 C. 18 D. 6

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Answer the question. You will need to use the formula 4.9t2 + vot = s.A coin is tossed downward with an initial velocity of 30 meters per second at an altitude of 297 meters. Approximately how long does it take the coin to reach the ground?

A. 4 seconds B. 5.3 seconds C. 7.2 seconds D. 8.8 seconds

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Solve the problem.Find the equation for the tangent plane to the surface   at the point  

A. x + y + z = 1 B. x + y + z = -9 C. -11x - 11y + 13z = -9 D. -11x - 11y + 13z = 1

Mathematics

Solve the equation and check the solution.-8.8 + 3x - 6.9 + 4x - 2.8 = 5.6 + 8x + 1.4

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Mathematics