What is the value of the expression 2x2 + 3xy - 4y2 when x = 2 and y = - 4?

0.180 is the same rotation as? A 0, 90 B 0, - 180 C 90, 180 D -90, 180

Factor the 20g3 + 24g2 - 15g - 18

2. Janet has a garden in the shape of parallelogram in her front yard. What is the area of the garden if it has a base of 10 feet of a height of 4 feet?

Given a geometric sequence in the table below, create the explicit formula and list any restrictions to the domain.

Suppose that the amount of time it takes to build a highway varies directly with the length of the highway and inversely with the number of workers. Suppose also that it takes 150 workers 14 weeks to build 12 miles of highway.

Consider the vector b⃗ with length 4.00 m at an angle 23.5∘ north of east. what is the y component by of this vector? express your answer in meters to three significant figures.

A, B, C, D are the four corners of a rectangular plot marked on level ground. Given that the bearing of B from A is 040 degrees and that the bearing of C from A is 090 degrees.

Rob is setting up a model train track that is 3 and 3 over 8 feet long. No telephone pole is needed at the start of the track. However, along the track, he places a telephone pole every 3 over 8 foot apart.

Which ordered pair is a solution to the system of inequalities? y> 2x y> 7 A. (4,8) B. (0,0) c. (3,7) D. (1,9)

What is the metric unit for length?