Answer:
r =
Step-by-step explanation:
The common ratio r is calculated as
r = = = =
Answer:
f(x) = 16x2 + 32x - 9
To find the "zeros", set f(x) = 0:
0 = 16x2 + 32x - 9
The equation is solvable by factoring or by using the quadratic formula. The factors (use the "ac" method) are:
0 = (4x-1)(4x+9)
x = 1/4 = 0.25 and x = -9/4 = -2.25
Step-by-step explanation:
Your speed is 3.9 miles per hour
Answer: 7c=91
Step-by-step explanation: Product means multiplication so Carlos' height- "c" times 7 equals 91.