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klasskru [66]
2 years ago
13

Give me an answer only

Mathematics
2 answers:
Dovator [93]2 years ago
6 0

Answer:

The first choice

Step-by-step explanation:

-2 + 4(-5) = -2 + -20 = -22

-2 + 4(0) = -2

masha68 [24]2 years ago
5 0

Answer:

Step-by-step explanation:

option 2

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Simplify the given expression below: (7-3i)•(2-i)
Dimas [21]

when multiplying two binomials together we use the F.O.I.L. method:

First

Outer

Inner

Last

(7-3i)(2-i)

First: 7 * 2 ..... Outter: 7 * -i .... Inner: -3i * 2 ...... Last: -3i * -i

First: 14 ...... Outter= -7i ..... Inner: -6i .... Last: 3i^2

putting this together we get 14-7i-6i+2i^2

We combine like terms and end up with 2i^2-13i+14

5 0
3 years ago
Please help, i am stuck.
Alla [95]

Answer:

Step-by-step explanation:

5 0
3 years ago
A basketball player has a 50% chance of making each free-throw. What is the probability that the player makes at least 11 out of
vitfil [10]

Answer:

100/2048=0.048828125%

Step-by-step explanation:

He has a 50% chance of making each free-throw, so 1/2*1/2*1/2*1/2*1/2*1/2*1/2*1/2*1/2*1/2*1/2=1/(2^11)=1/2048

to get a percentage you time by 100 to get 100/2048

8 0
3 years ago
What is the base of a triangle with a height of 14 cm and an area of 42 square cm?
sasho [114]

Answer:

6cm

Step-by-step explanation:

area =  \frac{1}{2} \times  base \times  height \\ 42 =  \frac{1}{2}  \times b \times 14 \\ 42 =  \frac{14b}{2}  \\ 42 = 7b \\  \frac{42}{7}  =  \frac{7b}{7}  \\ base = 6cm

<em>hope</em><em> </em><em>this</em><em> </em><em>helps</em>

5 0
3 years ago
Read 2 more answers
What is the fraction of 3\4 of 28
pentagon [3]
If you are trying to find 3/4 of 28, multiply 3/4 (or 0.75( by 28), which equals 21.

3/4 • 28 = 21
3 0
3 years ago
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