Answer:
x^2 - 9x + 20
Step-by-step explanation:
(x - 4)(x - 5) (have to do the opposite for it to be positive)
FOIL method: X x X = x^2
-5 x X = -5x
-4 x X = -4x
x^2 - 5x - 4x + 20
-5 - 4 = -9 so...
x^2 - 9x +20 is the answer
Answer:
409
Step-by-step explanation:
Answer: 0.8 or 80% (either way is correct)
Explanations 80/100 equals 80 divided by 100 which equals 0.8 ; 0.8 equals 80%
(Hope this helps!)
Answer:
c. $3866
Step-by-step explanation:
Put 8 where n is and do the arithmetic.
A(8) = $3300(1.02^8) = $3386
There are 8 total numbers. Of those 8 numbers, 6 are odd. So, the probability of picking an odd number is 6/8 = 3/4 = 0.75.
Hope this helps!! :)