Answer: 19
Step-by-step explanation:
Answer:
This is one of many possible answers.
(x -1)(x-2)(x-3)
Explanation:
The zeros are x = 1, x = 2, x = 3. This polynomial has a degree of 3.
Answer:
it is b
Step-by-step explanation:
took the test
Nickels = x
dimes = x + 4
quarters = x
Value of coins:
nickel = 5 cents
dime = 10 cents
quarter = 25 cents
5x + 10(x + 4) + 25x = 3.20
5x + 10x + 40 + 25x = 320
40x = 320 - 40
40x = 280
x = 280/40
x = 7
There are 7 quarters, 7 nickels and 11 dimes.
Area of a trapezoid is found with the formula, A=(a+b)/2 x h.