Which is equivalent to the following expression? (2x^2+4xy-y^2) + (x^2+3xy-y^2)

a. 3x^2-7xy-2y^2

b. 3x^2+7xy+2y^2

c. 3x^2+7xy-2y^2

d. 3x^2-7xy+2y^2

What are the roots of x2-x-12

The greatest common factor of 42 and 72

What is the common ratio of the sequence? -2, 6, - 18, 54, ... 0 - 3 O - 2 3 08

A spinner is separated into 3 equal pieces! Mary spins the spinner 6 times. What is the theoretical probability that it stops on the red sector on the last spin? A). 1 over 36 B). 1 over 9 C). 1 over 3 D). 2 over 3

A Rectangular prisim is completely packed with 200 cubes of edge length 1/5in without any gap or overlap. Which of these best describes the volume of this rectangular prism?

Twenty and sixty two hundredths

Convert units from 5ft to yards

Write a word problem that can be represented by the expression five sixths divided by one third.

5x-3y=-12 in slope-intercept form

Is the histogram uniform, symmetric, or skewed? A. symmetric B. skewed C. uniform D. None of the above