3 years ago

Guys which one please

Mathematics

1 answer:

mars1129 [50]3 years ago

4 0

Number b it is correct because ye i have to do 20 words so ye bye

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Please help im so confused

MArishka [77]

Answer:

Step-by-step explanation:

i = $\sqrt{-1}$

i^2 = -1

i^3 = -i

i^4 = 1

(Make sure you know your exponent rules)

$i^4^1 = i^4^0 * i = (i^1^0)^4 * i \\i^4 = 1 \\i^1^0 * i *1 \\i^1^0=1\\1*1*i=i$

3 0

3 years ago

Sarah has $55.00 to spend

GenaCL600 [577]

The equation that models the relationship between the amount of money Sarah has left is 55- 0.65x= y

8 0

3 years ago

I NEED HELP PLEASE HELP ME

CaHeK987 [17]

Answer:

6 donuts

Step-by-step explanation:

first divide the cost of the donuts by the amount of donuts per box

6 donuts:

2.10 ÷ 6 = .35 per donut

12 donuts

5.40 ÷ 12 = .45 per donut

18 donuts

7.20 ÷ 18 = .40 per donut

24 donuts

12 ÷ 24 = .50 per donut

3 0

3 years ago

You are planning to save for retirement over the next 35 years. to do this, you will invest $870 a month in a stock account and

DaniilM [7]

Go to mathpapa thats what i use

6 0

3 years ago

What does 351 = (y × 8) + 7 equal

bogdanovich [222]

Simplify brackets

351 = y * 8 + 7

Regroup terms

351 = 8y + 7

Subtract 7 from both sides

351 - 7 = 8y

Simplify 351 - 7 to 344

344 = 8y

Divide both sides by 8

344/8 = y

Simplify 344/8 to 43

43 = y

Switch sides

6 0

3 years ago

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