30pts. explain and/or write out your work. ! factor x2 + 64. check your work. factor 16x2 + 49. check your work. find the product of (x + 9i)2. find the product of (x − 2i)2. find the product of (x + (3+5i))2.

1. (x-8i)(x+8i)

2. (16x+7)(16x+7)

I saw you still needed help with one and two so here ya go.

spinning a 1, 2, or 3. option d.

step-by-step explanation: when spinning a number graph up to 4, and aiming for any number less than 3, that automatically eliminates the number 4. now you have two numbers to spin on that are less than 3, but the number 3 is included in this question because it's no greater of an number than itself. i hope this you : )

definitely a. the others have almost all data points on one side of the line.

step-by-step explanation: