savvvtrees
savvvtrees savvvtrees
  • 01-07-2020
  • Mathematics
contestada

Which expression is equivalent to (7+4i) +(8+i)

1. 15-5i
2. 15+5i
3. 5+0i
4. 20+0i

Respuesta :

Stephen46
Stephen46 Stephen46
  • 01-07-2020

Answer:

The answer is number 2.

15+5i

Hope this helps

Answer Link
09pqr4sT
09pqr4sT 09pqr4sT
  • 01-07-2020

Answer:

2. 15 + 5i

Step-by-step explanation:

Remove the brackets.

7 + 4i + 8 + i

Rearrange.

7 + 8 + 4i + i

Add the like terms.

15 + 5i

Answer Link

Otras preguntas

Why are Ami's muscles withering away?
How did alliances between nations serve to escalate World War 1?Nations that shared a common culture were expected to fight on behalf of their neighbors. Nation
Read the following example 1) The Taj Mahal is considered to be a fantastic piece of art. 2) Agarwal explains that “[a]monument as magnificent as the Taj needed
In order to encode a message, James first replaces each letter in the message by its corresponding number; let A = 1, B = 2, , Y = 25 and Z = 26. Then, it multi
what did images of god typically look like in the Roman Empire and other empires of the ancient world
The diameter of a circle is 3 in. Find its area to the nearest hundredth.
Help me!!!!!!!!!! pleaseeeeee
Realidades 2 Prueba 7B-2
Infer What can you infer about the character of Judy Jones based on the scene in which she pulls her boat up to Dexter's raft (lines 274-310)? How does she fit
PLS ANSWER WITH EXPLANATION!!!!!!! 50 points and brainliest for best answer!!!!1 Theresa uses a unique box in the shape of a trapezoidal prism for her specialty