Match each expression to its equivalent standard form. A. x^2 + x + 2
B. x^2 + 2x + 2
C. x^2 + 4
D. x^2 - 4x + 8
E. x^2 +16
F. x^2- 4x -4
1. (x + 2i)(x -2i)
2. (x - 2 + 2i)(x - 2 - 2i)
3. (x + 1 + I)(x + 1 - I)

Adriano loves anime and collects toys from his favorite series. each month he gains 4 toys. if adriano has 3 toys when he starts collecting, how many does he have after 4 months

In simplified exponential notation, the expression a^2•a^-3•a 1/a 0

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply