Which terms could be used as the first term of the expression below to create a polynomial written in standard form? Select five options. + 8r2s4 – 3r3s3

StartFraction 5 s Superscript 7 Baseline Over 6 EndFraction
s5
3r4s5
–r4s6
–6rs5
StartFraction 4 r Over s Superscript 6 Baseline EndFraction

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.

Fill in the blank 1. a rhombus is a rectangle a) always b) sometimes c) never 2. a square is a quadrilateral a) always b) sometimes c) never 3. a trapezoid is a kite a) always b) sometimes c) never 4. a quadrilateral is a kite a) always b) sometimes c) never 5. a square is a rhombus a) always b) sometimes c) never 6. a parallelogram is a rectangle a) always b) sometimes c) never