Which choice represents the simplified exponential expression? (5^9)^3 A. 5

B. 5^27 (My answer. Is it right?)

C. 5^12

D. 5^6

Which system of linear inequalities is represented by the graph? !

Aplot of land has been surveyed for a new housing development with borders ab, bc, dc, and da. the plot of land is a right trapezoid with a height of 60 feet and an opposite leg length of 65 feet

Factor the polynomial 4x4 – 20x2 – 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 – 5) (4x2 – 3)(x2 – 5) (4x2 – 5)(x2 + 3) (4x2 + 5)(x2 – 3)