Which rectangular equation is equivalent to the polar equation r cos theta = - 2

Several students tested plant growth for given conditions. Which student's data is most representative of average plant growth for the tested conditions?

Derive the equation of the parabola with a focus at (2, - 1) and a directrix of y = - one half. f (x) = - (x + 2) 2 - three fourths f (x) = (x + 2) 2 + three fourths f (x) = - (x - 2) 2 + three fourths f (x) = - (x - 2) 2 - three fourths

Simplify. In e = In e 2x= In 1 =

Name a ratio that is equivalent to the ratio: 4/5

The temperature T in degrees Fahrenheit is (approximately) a linear function of the number C of cricket chirps per minute. Twenty cricket chirps per minute corresponds to a temperature of 42 degrees Fahrenheit.

The lengths of the sides of a triangle are 4, 5, 6. Can the triangle be a right triangle?

Name a big reason Europeans came to the "New World" during the fifteenth and sixteenth centuries?

Find the value of x 2x+4x=5

UT bisects WV. WV = ? A. SV B. 2 (SV) C. UT D. none of the above

Evaluate 2/3 - 1/6. a. 1/6 b. 1/2 c. 5/6 d. 1