Find the standard form of the equation of the ellipse with foci and major axis of length 24.

a.

b.

c.

d.


d.

Mathematics

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Combine like terms. Write the answer in descending order.x4+ 9x3 - 5 - 3x3 - x4 + 8

A. x3 + 6x2 + 3
B. x4 + 12x3 + 13
C. x4 + 6x3 + 3
D. x4 + 6x3 + 3

Mathematics

Solve.A guy wire to a tower makes a 70° angle with level ground. At a point 38 ft farther from the tower than the wire but on the same side as the base of the wire, the angle of elevation to the top of the tower is 37°. Find the length of the wire (to the nearest foot).

A. 42 ft B. 89 ft C. 47 ft D. 84 ft

Mathematics

Apply the distributive property.(6x - 7)6x3

A. -36x4 - 42x3 B. 36x4 - 42x3 C. 36x3 - 42 D. 36x4 + 42x3

Mathematics

Simplify the expression using the order of operations. ? -8 ÷ (-4)

A. -320 B. -20 C. 20 D. 320

Mathematics