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pav-90 [236]
3 years ago
13

Simplify the expression (4 + 5i)(4 - 5i).16 - 20i16 + 20i-941​

Mathematics
1 answer:
AnnZ [28]3 years ago
3 0

Answer:

The answer i got was 41. i just took a test with the same problem and it was correct. Hope this helps.

Step-by-step explanation:

You might be interested in
The area of a square patio is 196 square feet how long is each side of the patio ​
bonufazy [111]

Answer:

14 ft

Step-by-step explanation:

Let x be the length of each side

  1. Turn it into an algebraic expression: x^{2} = 196  
  2. 14 × 14 = 196
  3. So, x = 196

I hope this helps!

7 0
4 years ago
A. 3/13<br><br> B. 10/39<br><br> C. 5/12<br><br> D. 8/13
ELEN [110]
The equation to find P(A and B) is P(A and B)= P(A) x P(B/A). P(B/A) stands for probability of B given A. First we need to find out the P(A). The P(A) is 8/13 because you have 13 marbles total and 8 white marbles. For P(B/A), it is 5/12. This is because there are 5 red marbles and given that A happened, there would only be 12 marbles left in the bag, leaving you with a 5/12 chance of getting a red marble. Now plug it in. 8/13 x 5/12 = 40/156, which simplifies down to 10/39. Thus, B is the answer.
4 0
3 years ago
(13.01 LC) What is the value of the expression 7 +(16 - 7) = 3 + 8? (2 points) O 12 O 15 O 17 O 18 Question 3​
Karo-lina-s [1.5K]

Answer:

16 > 11

Step-by-step explanation:

7 + (16 - 7) = 3 + 8

7 + 9 = 3 + 8

16 = 3 + 8

16 ≠ 11

or

16 > 11

4 0
3 years ago
V square+6v-59=0<br> answer in one equation
Tema [17]
X=\frac{-b+/- \sqrt{b^2-4ac} }{2a}
a=1
b=6
c=-59
x=\frac{-6+/- \sqrt{(6)-4(1)(-59)} }{2(1)}
x=-3+ 2\sqrt{17} and -3- 2\sqrt{17}




8 0
3 years ago
A scooter can travel 72 mi per gallon of gasoline and holds 2.3 gal. the function d(x)-72x represents the distance d(x), in mile
Natasha2012 [34]
The scooter can go 165.6 miles
7 0
4 years ago
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