30 members....21 girls and 9 boys
ratio of girls to boys is : 21/9 which reduces to 7/3 or 7:3 or 7 to 3
Use the quadratic formula where a = -16, b = 175 and c = 500 to find t. See picture for quadratic formula.
If u become a teacher , to get into collage and uni
Answer:
9r²(r - 8)
Step-by-step explanation:
Step 1: Write expression
9r³ - 72r²
Step 2: Factor out 9
9(r³ - 8r²)
Step 3: Factor out r²
9r²(r - 8)
