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lukranit [14]
3 years ago
14

Simplify the expression below as much as possible. (8 + 5i) + (10 +6i) - (3 +61)

Mathematics
1 answer:
yarga [219]3 years ago
6 0
Answer is -46+11i
Because

Remove unnecessary parenthese
Then

When there is a in front of an expression in parentheses, the expression remains the same

Then

Add the numbers

Calculate the sum or difference

Collect like terms

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How much heavier is the Black bear than the Key deer.
ad-work [718]

Answer:

How heavy is a full grown black bear?

2-3 feet at the shoulders and weights average 150 -300 pounds, with females smaller than males; some male bears weighing 700-800 pounds have been documented.

Step-by-step explanation:

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8 0
3 years ago
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Find the vertex of the function given below.<br> y = 3x2 + 6x +1
anastassius [24]

Answer: The coordinates of the vertex are : (-1,-2)

Step-by-step explanation: To find the x coordinate, we use the formula:

Xv = -b/2a = -6/(2.3) = -6/6 = -1

Replacing x by -1, we write:

y = 3. (-1)^2 + 6. (-1) +1 = 3 - 6 + 1 = -2

8 0
3 years ago
Marta received $5 for helping her dad in the back yard. She spent $2.40 on drinks and $1.33 on snacks. A)Write an equation to sh
attashe74 [19]

Answer:

5-( 2.40+1.33 )= $1.27

Step-by-step explanation:

If you add $2.40 to $1.33 you get $3.73, the total amount of money she spent on drinks and snacks. Then you would need to subtract $3.73 from $5.00, which is $1.27.

I hope this helps!

3 0
3 years ago
Round 43.586 to the nearest tenth. Pleaseee help ASAP
Dahasolnce [82]

Answer:

43.6

Step-by-step explanation:

I hope this helps you :)

3 0
3 years ago
Read 2 more answers
Chelsea invested %5600 at a rate of 3.6% compounded quarterly. Write a compound interest function to model the situation. Then f
grigory [225]
3.6% compounded quarterly=.036/4=0.009 per period
FV=5600(1+.009)^4y where FV=future value, and y is time, in years. So:
FV(6)=5600(1.009)^4(6)=5600(1.009)^24=$6943.46
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5 0
4 years ago
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