Answer:
(3x-2)^2
Step-by-step explanation:
Factor out the expression.
To write 4.1363636 as a fraction you have to write 4.1363636 as numerator and put 1 as the denominator. Now you multiply numerator and denominator by 10 as long as you get in numerator the whole number.
4.1363636 = 4.1363636/1 = 41.363636/10 = 413.63636/100 = 4136.3636/1000 = 41363.636/10000 = 413636.36/100000 = 4136363.6/1000000 = 41363636/10000000
And finally we have:
4.1363636 as a fraction equals 41363636/10000000
Is { (8,5) , (7,5) , (6,2) , (8,3) , (1,-4), (-4,6)} a function? why?
DIA [1.3K]
Answer:
No. because you have One domain value that says 2 different numbers
Step-by-step explanation:
functions cannot have f(8) = 5 and f(8) = 3 at the same time
because then f(8) is not equal to f(8) it cannot be confusing.
Answer:
Step-by-step explanation:
ANSWER
Point if discontinuity:
{x}= \pm3
Zero of the function is
x = 0
EXPLANATION
The given rational function is:
f(x) = \frac{3x}{ {x}^{2} - 9}
This function is not continous when
{x}^{2} - 9 = 0
{x}= \pm \sqrt{9}
{x}= \pm3
The function is zero when,
3x = 0
x = 0
<span>Potato salad=$2.25/(1 1/2)=$2.25/(1+0.5)=$2.25/1.5=$1.50 per pound
Ham=$2.00/(1/2)=$2.00/0.5=$4.00 per pound
Cheese: $0.60/(1/4)=$0.60/0.25=$2.40 per pound
A. 4 pounds of turkey, 1 pound of ham, and 1/2 pound of shrimp salad
1/2=0.5
Total cost: T
T=4($3.50)+1($4.00)+0.5($5.50)=$14.00+$4.00+$2.75→T=$20.75>$20 No
B. 1 1/2 pounds of cheese, 2 pounds of ham, and 1 1/2 pounds of shrimp salad
1 1/2=1+0.5=1.5
</span>Total cost: T
T=1.5($2.40)+2($4.00)+1.5($5.50)=$3.60+$8.00+$8.25→T=$19.85
<span>$18.00<$19.85<$20.00 Ok
C. 3 1/2 pounds of potato salad, 3/4 pound of ham, 1 pound of cheese, and 2 pounds of turkey
3 1/2=3+0.5=3.5
3/4=0.75
</span>Total cost: T
T=3.5($1.50)+0.75($4.00)+1($2.40)+2($3.50)=$5.25+$3.00+$2.40+$7.00→
T=$17.65
$18.00<$17.65<$20.00 Ok<span>
D. 2 pounds of shrimp salad, 1/2 pound of ham, 1 pound of turkey, and 2 pounds of potato salad
</span>1/2=0.5
Total cost: T
T=2($5.50)+0.5($4.00)+1($3.50)+2($1.50)=$11.00+$2.00+$3.50+$3.00→
T=$19.50
$18.00<$19.50<$20.00 Ok
Answer: S<span>he could have purchased combinations B, C, or D</span>
