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AnnZ [28]
4 years ago
11

PLEASE HELP ASAP 25 PTS + BRAINLIEST TO RIGHT/BEST ANSWER

Mathematics
1 answer:
irina [24]4 years ago
5 0

Answer:

36 +23i

Step-by-step explanation:

(3+8i) (4-3i)

FOIL

first: 3*4 = 12

outer: 3*-3i = -9i

inner: 8i *4 = 32i

last: 8i * -3i = -24i^2 = -24 (-1) = 24

Add these together

12+-9i+32i +24

Combine like terms

36 +23i

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How to add and subtracts decimals from whole nubers
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Answer:

ok so to do this you line them up like normal then always remember to make sure your decimal is in the right spot if you need more help there are many easy solutions online also if you need more help you can always send me a picture of the question or tell me it and it will make things a lot easier :)

Step-by-step explanation:

7 0
3 years ago
What is the slope of the line through (1,0) and (3,8)
kykrilka [37]
4 is the slope because the formula for slope is (y2-y1) / (x2-x1) or (8-0) / (3-1) which simplifies to 8/2 = 4
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A basketball is dropped from a height of 330 feet. The function f(x) =330 (0.4)x gives the height of each bounce, where x is the
faust18 [17]

Answer:

idk

Step-by-step explanation:

i 123456788==3-4=2-5=06=20=0-54092=

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3 years ago
The mailman is delivering mail. He delivered 45/100 of the mail in the morning and 2/10 of the mail in the early afternoon. How
Yuri [45]
So when adding fractions you need the same denominator so I chose to make 2/10 into the 100 denominator so you multiply 2/10 by 10/10 and you get 20/100 so you then add 45/100 + 20/100 and you get 65/100
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3 years ago
Find four consecutive multiples of 5 whose sum is 90
Umnica [9.8K]
M₅+(M₅+5)+(M₅+10)+(M₅+15)=90

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3 0
3 years ago
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