Which equations are true for x = - 2 and x = 2? Check all that apply.

x2 - 4 = 0

x2 = - 4

3x2 + 12 = 0

4x2 = 16

2 (x - 2) 2 = 0

Masurile a doua unghiuri complementare sunt invers proportionale cu nr 0,25 si 0,1 (6). calculate masurile celor doua unghiuri

you plant a spruce tree that grows 4 inches per year and a hemlock tree that grows 6 inches per year.

For 9x+25=88, Deens wrote the situation "I bought some shirts at the store for $9 each and received a $25 discount. My total bill was $88. How many shirts did I buy?

Which equation is equivalent to: 11r+4=55 A. - 11r=55+4 B. - 11r=55-4 C. - - 11r=55-4 D. - - 11r=55+4

Integrate f (x, y) = x^2 + y^2 over the triangular region with vertices (0,0), (1,0), and (0,1). Use a definite double integral and show all the steps.

In a election 210 people voted if there were 1260 possible voters what is the ratio of to nonvoters

A group of 25 sixth graders, 40% of them said they had never visited another state. How many students said they had never visited another state?

Ashton needs $120.00 but only has 60% saved. how much more money does ashton need?

I need to solve (6x-7) ^2=-75

Does the graph of the equation y = 7 - 2x increase or decrease? A) decreases because the x values decrease from left to right B) decreases because the y values decrease from left to right