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enyata [817]
4 years ago
7

Pls help on this one?

Mathematics
1 answer:
Gennadij [26K]4 years ago
3 0

Answer:

\large\boxed{D.\ x+4}

Step-by-step explanation:

\dfrac{x^2-16}{x-4}\\\\\text{use}\ a^2-b^2=(a-b)(a+b)\\\\=\dfrac{x^2-4^2}{x-4}=\dfrac{(x-4)(x+4)}{x-4}\\\\\text{canceled}\ (x-4)\\\\=\dfrac{x+4}{1}=x+4

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Is this right yes or no
Leviafan [203]

Answer:

Yes

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
HELP PLEASE
777dan777 [17]
1 worker=1/5 grass per hour
6 workers


number of workers times work each worker does times time needed=total work done
5 times ? times 1=1 lawn
?=1/5 lawn
1 worker does 1/5 lawn in 1hour

6 workers
work is 1/5
time=?
total work=1

6 times 1/5 times ? =1
6/5 times ?=1
times 5/6 both sides
?=5/6

it takes 5/6 hour or 50 minutes
5 0
3 years ago
On the maturity date of a $10,800, 6-month, 8% note, the borrower sends a check that includes the principal and all of the inter
Reika [66]

Answer: $ 11,232.00

Step-by-step explanation:

Given:  Amount = $ 10,800

Interest Rate = 8%   =0.08

Time in Months= 6.00

Formula :

Interest on Note = (Amount)× (Interest Rate) × ((Time in Months) /12)

= (10800)× (0.08)× (6/12)

= $432

The amount of the borrower's check =(Amount + Interest on Note)

= $ (10,800+432)

= $ 11,232.00

Hence, The amount of the borrower's check = $ 11,232.00

8 0
3 years ago
If g(x)=4x^2-3x+2 find g(-2)
Sholpan [36]

Answer:

24

Step-by-step explanation:

g(x)=4x^2-3x+2=0

if g= -2

g(-2)=4(-2)^2-3(-2)+2=0

=16+6+2

=24

4 0
4 years ago
What is the center and radius of this circumference? <br> 5x²+5y²=20
elena-s [515]
The equation of a circle with a center of (h,k) with a radius of "r" is
(x-h)^2 +(y-k)^2=r^2

looking at the given equation,
5x^2 +5y^2=20
divide 5 to both sides to get
x^2+y^2 =4

now compare that to the equatio of a circle shown above
6 0
3 years ago
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