3 years ago

WILL MARK BRAINLIEST

Mathematics

1 answer:

aniked [119]3 years ago

8 0

Answer:

Step-by-step explanation:

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When 3+4i2+i is expressed in the form a+bi, what is the value of a?

mart [117]

Multiplying and dividing with conjugate of 2+i in the given expression, we get(3+ 4i)(2-i)/(2+i)(2-i)=(6-3i+8i-4i^2)/(4-i^2)=(10+5i)/(4+1)=(10+5i)/5=2+i=a+bi<span>Thus a=2</span>

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2 years ago

Solve the following equation for x, in terms of a and b <br><br> ax= 15+bx

ZanzabumX [31]

Ax=15+bx
ax-bx=15
x(a-b)=15
x=15/(a-b)

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2 years ago

Help me pls idk how math works

Sav [38]

Answer:

Solve like an equation, you gotta subtract both sides since u are adding so 10-v=10 v+10 v=10

Step-by-step explanation:

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3 years ago

The following table shows the number of innings pitched by each of the Greenbury Goblins' starting pitchers during the Rockbotto

Lady_Fox [76]

Answer:

The number of innings Brantley pitched is 7.

Step-by-step explanation:

We are given that the table shows the number of innings pitched by each of the Greenbury Goblins' starting pitchers during the Rockbottom Tournament below;

Pitcher Number of innings pitched

Calvin 11

Thom 12

Shawn 7

Kris 3

Brantley x

Let the number of innings Brantley pitched be 'x'.

The mean of the following data set is given by the following formula;

Mean = $\frac{\text{Sum of all data values}}{\text{Total number of observations}}$