1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
grandymaker [24]
2 years ago
13

If mn = 16 and m^2 + n^2 = 68 then (m+n)^2 =

Mathematics
1 answer:
Dima020 [189]2 years ago
7 0

Answer:

B.   100

Step-by-step explanation:

(m + n)^2

= m^2 + 2mn + n^2

Rearrange

(m^2 + n^2) + 2mn

Substitute

(68) + 2*16

= 68 + 32

= 100

You might be interested in
Write 7,380,000,000 in scientific notation.
uysha [10]
7.380 times 10 to the 9th power (or 7.38 times 10 to the 9th power)
5 0
3 years ago
Read 2 more answers
You flip a coin and then roll a fair six-sided die. The coin lands heads-up and the die shows an even number.
NNADVOKAT [17]

Answer:

1/6

Step-by-step explanation:

If you're asking for the probability that the coin is heads and the die is even. Hope this helps :)

1/3*1/2= 1/6

6 0
3 years ago
Read 2 more answers
(-x²+9) + (-3x²-11x+4)
Maslowich

Answer:

=-4x^2-11x+13

Step-by-step explanation:

6 0
3 years ago
If y=3x+ 2 were changed to y=3x+8 how would the graph of the new function compare with the first one?
Alex787 [66]
D)it would be shifted up
3 0
3 years ago
Coffee table is 20% odd the original price of $115. If there is 7.5% sales tax, what is the final price of the coffee table?
netineya [11]
100%-20%= 80%=0.8

115(0.8)= 92

92(1.075)= 98.9

The final price of the coffee table is $98.90. 

Hope this helps! 
3 0
3 years ago
Other questions:
  • There are 200 players on 20 teams. What is the rate
    8·2 answers
  • Suppose babies born in a large hospital have a mean weight of 3215 grams, and a variance of 84,681. if 67 babies are sampled at
    12·2 answers
  • Sebastian got estimates from 7 companies for his kitchen remodel: $ 27,500 ; $31,000 ; $36,000 ; $92, 000; $29,000 ; $30,500 ; $
    10·1 answer
  • The base of a parallelogram is 10 units and the height is 7units. A segment divides the parallelogram into two identical trapezo
    8·1 answer
  • Elizabeth is going to flip a fair coin 100100100 times. what is the best prediction for the number of times that the coin will l
    15·2 answers
  • Please help ;-; -x^3+5x^2+6x=0 solve for x and show work
    8·2 answers
  • I don't know which statement to start with
    13·1 answer
  • A coach ordered 20 practice jerseys for her soccer team. Six of the jerseys she ordered arrived late. What decimal represents th
    8·1 answer
  • If anyone has seen my other post this is my last one, I just really need to bring up my grade and I’ll really appreciate your an
    14·2 answers
  • In a snail race, the winning snail traveled 5.85 cm in 3/4 of a minute. How fast was the snail traveling per second?
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!