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BARSIC [14]
3 years ago
8

Pls help pls a^n+a^n+1

Mathematics
1 answer:
PtichkaEL [24]3 years ago
6 0

Answer:

  1. combine like terms
  2. 2a^n+1
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1.3.2 - Harry has a 14 foot pole. He cuts off 4 1/2 feet of it and then cuts off
Evgen [1.6K]

Answer:

9.31 is what I got

So 9.31 feet

Step-by-step explanation:

8 0
3 years ago
Write the expression as the sine or cosine of an angle sin(pi/7) cos(x) + cos(pi/7) sin(x)
Natasha_Volkova [10]

Answer:

\sin(\frac{\pi}{7}+x)

Step-by-step explanation:

We are going to use the identity

\sin(a+b)=\sin(a)\cos(b)+\cos(a)\sin(b)

because this identities right hand side matches your expression where

a=\frac{\pi}{7} and b=x.

So we have that \sin(\frac{\pi}{7})\cos(x)+\cos(\frac{\pi}{7})\sin(x) is equal to \sin(\frac{\pi}{7}+x).

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4 years ago
7TH GRADE STUFF SHOULD BE EASY TO YOU BUT NOT ME CAUSE IM A LITTLE DUMB
schepotkina [342]

SAME SO I CANT ANSWER

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8 0
4 years ago
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The probability that a company will launch the product A and B are 0.45 and 0.60 respectively, in main while, probability that b
Brrunno [24]

Answer:

a) what is the probability that Neither will of these products launch ?

= 0.30

b) At least one product will be launched ?

= 0.70

Step-by-step explanation:

From the above question, we have the following information:

P(A) = 0.45

P(B) = 0.60

P(A ∩ B) = P(A and B) launching = 0.35

Step 1

We find the Probability that A or B will launch

P (A ∪ B) = P(A) + P(B) - P(A ∩ B)

= 0.60 + 0.45 - 0.35

= 1.05 - 0.35

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a) what is the probability that Neither will of these products launch ?

1 - Probability ( A or B will launch)

= 1 - 0.70

= 0.30

b)At least one product will be launched?

This is equivalent to the probability that A or B will be launched

P (A ∪ B) = P(A) + P(B) - P(A ∩ B)

= 0.60 + 0.45 - 0.35

= 1.05 - 0.35

= 0.70

3 0
3 years ago
Which of the following best describes the perpendicular lines?
AysviL [449]

Answer:

A perpendicular line is a line that meets a 90 degree angle.

Step-by-step explanation:

Think of the letter L

the top stick of the letter is perpendicular to the bottom stick and it makes a 90 degree angle.

Thats the best way I can explain it.

Hope this helps and please mark me brainliest if it did :)

8 0
4 years ago
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